Tion Words: 750+ Words Ending in Tion by Length

Julian Mercer
34 Min Read

Tion words are nouns built by adding the suffix -tion to a verb, so act becomes action and educate becomes education. The ending names the act, the process, or the result, and English has well over a thousand of them, from six letters up to seventeen. Find the verb underneath and the meaning follows.

Tion Words List With Meanings

Action, education, creation, information and communication are the tion words English uses most. The ending is pronounced shun, and the stress falls on the syllable directly before it every time.

Tion Words such as action, nation, station, question, education, and celebration, English words ending in tion that all close on the shun sound
Tion Words in English With Spelling and Sound Examples
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WordMeaning
ActionSomething done
NationA country and the people who live under one government
RelationA connection between two people, or between two facts
SolutionAn answer to a problem
QuestionA request for information
AttentionFocus given to one thing at a time
StationA stopping place for trains, or a base for work or broadcasting
MotionMovement
ElectionA formal vote to choose someone
OperationA planned activity, or a medical procedure
EducationTeaching, learning, or training
DecorationSomething added to make a place look better
GenerationPeople born around the same time
ApplicationA formal request, or a program on a phone or computer
ObservationWatching something closely enough to notice what happens
PreparationGetting ready before something starts
ExplanationA statement that makes something understandable
CommunicationSharing information, thoughts, or feelings
RepresentationSpeaking or acting for someone else
TransformationA change so large the original is hard to recognize
ClassificationThe naming of types within a larger group
ImplementationTurning a plan or rule into real practice
IdentificationNaming who or what something is
RecommendationAdvice on what to choose or do
TranslationMoving words from one language into another
DominationControl held over other people or groups
InvitationA request to attend or join
ConservationProtecting nature, resources, or historic work
EstimationA rough figure worked out without exact measurement
LimitationA boundary on what someone can do
AccelerationAn increase in speed
FederationA union of states, groups, or clubs under one body
AdaptationA change made to suit new conditions
FoundationThe base a building is built on, or a starting point for anything else
DedicationLong commitment to one goal or person
TerminationThe point where something stops for good
ExaminationA test, or a close inspection
ProclamationA public announcement made with authority
ReconciliationRepairing a broken relationship or agreement
DifferentiationTelling two similar cases apart
AccommodationA place to stay, or an adjustment made for someone
InformationFacts and knowledge about something
ConstitutionThe founding laws that govern a country
AdministrationThe running of an office, school, or government
PositionThe place something occupies, or the view someone takes
SectionOne named part of a longer whole
MentionA short reference made in passing
EmotionA feeling such as joy, fear, or anger
CreationThe making of something, or the thing made
DurationHow long something lasts from start to finish

What Does The Tion Suffix Mean

The suffix -tion turns a verb into an abstract noun. It names the act itself, the process of doing it, or the result once it is done. Inform is something you do; information is what you end up with. That one shift explains why tion words fill formal writing, where a process, rather than a person, takes the subject slot.

The suffix delivers one of three meanings:

  • The act of doing it: creation, narration, demolition.
  • The process while it happens: circulation, negotiation, fermentation.
  • The result once it is finished: decoration, solution, invention.

Most tion words trace back to Latin through French, which is why so many of them look identical in both languages and why academic and legal English uses so many of them.

VerbTion Word
ActAction
CreateCreation
EducateEducation
InformInformation
PreparePreparation
TranslateTranslation
RepresentRepresentation
ContributeContribution

How To Spell Tion Words Correctly

The shun sound at the end of an English noun has four spellings, and the base word decides which one you need. Look at the last letters of the verb before you write anything.

  • Write -tion when the base ends in -t, -te, or -ct: collect to collection, educate to education, invent to invention, act to action.
  • Write -sion when the base ends in -d, -de, or -se: decide to decision, expand to expansion, revise to revision, extend to extension.
  • Write -ssion when the base ends in -ss or -mit: discuss to discussion, express to expression, permit to permission, admit to admission.
  • Write -cian when the word names a person and the base ends in -ic: music to musician, magic to magician, politics to politician, electric to electrician.

The single most common error is writing -tion on a base that ends in d. Test the verb first:

Decide + tion, written as decition
Decide + sion, written as decision

Two spelling changes to expect: a base ending in silent -e drops it before the suffix, so create gives creation and decorate gives decoration. A base ending in -y shifts to -i, so modify gives modification and qualify gives qualification.

How To Pronounce Tion Words

The ending -tion is pronounced shun, never tee-on. Nation is NAY-shun, education is ed-yoo-KAY-shun, communication is kuh-myoo-ni-KAY-shun.

Stress works the same way in every tion word: the syllable immediately before -tion takes it, whatever the length of the word. Say in-for-MA-tion, cel-e-BRA-tion, rec-om-men-DA-tion, NA-tion. Guess the stress on a tion word you have never met and you will be right nearly every time.

Two exceptions are worth memorizing. After the letter s, the ending shifts from shun to chun, which affects question, suggestion, digestion, combustion, congestion, exhaustion and bastion. And equation alone takes a zhun ending, pronounced ih-KWAY-zhun.

Tion Words In Sentences For Practice

Seeing a tion word in position teaches more than a meaning on its own, because these nouns almost always take the subject or object slot rather than the verb slot.

WordSentence
ActionHis quick action prevented a serious mistake.
AttentionThe speaker held everyone’s attention until the end.
CommunicationBetter communication cut the confusion inside the team.
CreationThe artist talked about the creation of her latest painting.
EducationEducation opens doors that stay shut otherwise.
ExplanationHer explanation answered every question in the room.
FoundationThe foundation of the building was damaged by the flood.
InformationThe report has the information you asked for.
InvitationThe invitation arrived by email on Friday morning.
ObservationOne observation changed the direction of the research.
OperationThe rescue operation lasted all night.
PreparationCareful preparation improved the final result.
RecommendationThe doctor gave a firm recommendation.
SolutionThe team found a practical solution within a day.
TranslationThe translation kept the meaning of the original.
TransformationThe city’s transformation took ten years.
QuestionEvery question in the exam came from the syllabus.

Everyday Words Ending In Tion

These turn up in conversation, signage, and school work, and they are the ones worth spelling correctly first.

  • Action, Attention, Caution, Creation, Direction, Education.
  • Emotion, Election, Explanation, Information, Invitation, Location.
  • Motion, Nation, Operation, Option, Position, Question.
  • Relation, Section, Solution, Station, Vacation.

Academic Words Ending In Tion

Essays, lab reports and research papers use tion nouns heavily, because they name a process without naming who performed it.

  • Classification, Differentiation, Evaluation, Examination, Explanation, Formation.
  • Identification, Interpretation, Investigation, Observation, Representation, Transformation.
  • Validation, Verification, Citation.

Business Words Ending In Tion

Workplace English depends on these. A meeting agenda, a job description and a performance review will each use several.

  • Administration, Application, Automation, Collaboration, Communication, Compensation.
  • Competition, Confirmation, Consultation, Contribution, Coordination, Delegation.
  • Documentation, Evaluation, Implementation, Innovation, Integration, Negotiation.
  • Organization, Presentation, Production, Promotion, Recommendation, Regulation.
  • Resolution, Transaction, Verification.

Science Words Ending In Tion

Scientific writing uses tion nouns to name a mechanism, which is why a physics or biology glossary reads as though half of it shares one ending.

  • Absorption, Acceleration, Adaptation, Calculation, Circulation, Combustion.
  • Condensation, Decomposition, Digestion, Evaporation, Evolution, Fermentation.
  • Filtration, Friction, Hydration, Oxidation, Radiation, Rotation.
  • Sedimentation, Ventilation, Vibration, Respiration.

Words Ending In Tion By Length

Words ending in tion by length from short words like action and nation to long words like communication and administration
Words ending in tion from shortest to longest by letter count.

Six letters is as short as a tion word gets. There are more than 2,381 words with this ending between six and fifteen letters, and ordinary English runs longer still, as far as industrialization at seventeen. Most run to between nine and twelve letters, because the suffix attaches to verbs that are already three or four syllables long.

Words at each lengthWhat it adds
Six Letter Words in EnglishEvery six-letter word, not only the eight that end in tion
7 Letter Words in EnglishSeven-letter vocabulary with meanings and pictures
Eight Letter Words In EnglishThe wider eight-letter set, where tion words first crowd in
10 Letter Words in EnglishTen-letter words by use, letter and prefix
11 Letter WordsThe A to Z run at the length tion words dominate
12 Letter WordsTwelve-letter words, where -tion and -ness together make thousands

6 Letter Words Ending In Tion

The shortest tion words take no prefix at all. Each one is a bare root with the ending attached.

ActionLotionMotion
NationNotionOption
PotionRation

7 Letter Words Ending In Tion

At seven letters the words stay one or two syllables and most of them are everyday vocabulary.

AuctionBastionCaption
CautionDictionEdition
ElationEmotionFaction
FictionMentionOration
OvationPortionSection
StationSuctionTuition

8 Letter Words Ending In Tion

Eight letters is where the Latin roots start showing, and where school spelling lists begin.

AblationAblutionAbortion
AdditionAdoptionAmbition
AviationCitationCreation
CurationDeletionDemotion
DevotionDilationDilution
DonationDurationEjection
ElectionEquationErection
EruptionFixationFraction
FrictionFruitionFunction
GyrationIgnitionInaction
JunctionLocationMutation
NegationNotationPetition
PositionQuestionReaction
RelationRotationSanction
SedationSolutionTaxation
TractionVacationVexation
Vocation

9 Letter Words Ending In Tion

Nine letters is where the prefix forms concentrate: de-, re-, in-, ex- and con- attached to a short root.

AbductionAbolitionAccretion
AddictionAdorationAdulation
AdvectionAffectionAgitation
AnimationAttentionBisection
CoalitionCognitionCollation
ConditionCremationDeception
DeductionDefectionDeflation
DejectionDepictionDetection
DetentionDeviationDictation
DigestionDirectionEducation
ElevationEmanationEmulation
EruditionEvolutionException
ExecutionExemptionExtortion
FlotationFormationGestation
HydrationImitationInception
InductionInfectionInflation
IngestionInjectionInsertion
IntentionIntuitionInvention
IsolationIterationLactation
MediationMigrationNarration
NutritionObjectionOperation
OxidationPartitionPollution
ProbationPromotionQuotation
RadiationReductionRejection
RetentionRuinationSalvation
SelectionSensationSituation
SummationTraditionValuation
VariationVibrationViolation

10 Letter Words Ending In Tion

Ten letters is where ordinary reading concentrates. Almost every word here turns up in a newspaper.

AbdicationAberrationAbnegation
AbrogationAbsolutionAbsorption
AbstentionAccusationActivation
AdaptationAdmirationAdmonition
AdsorptionAfflictionAlienation
AllegationAllocationAlteration
AmputationAnnexationAnnotation
AscriptionAspirationAssumption
AttractionAutomationCastration
CogitationCollectionColoration
CombustionCompletionConception
ConductionConfectionConflation
CongestionConnectionContention
ConventionConvictionCorrection
CorruptionDecorationDedication
DefamationDelegationDemolition
DepositionDerivationDesolation
DetonationDiminutionDiscretion
DisruptionDissectionDistortion
DominationElongationEmigration
EscalationEstimationEvacuation
EvaluationExcavationExhalation
ExhaustionExhibitionExhumation
ExpeditionExpositionExtinction
ExtractionFederationFlirtation
FumigationGenerationGraduation
HerniationHesitationImposition
IncubationIndicationInflection
InfractionInhalationInhibition
InitiationInnovationInspection
InsulationIntimationIntonation
InvitationInvocationIrrigation
IrritationJubilationLaceration
LevitationLiberationLimitation
LocomotionMaturationMedication
MeditationMitigationModeration
ModulationMotivationMutilation
NavigationNominationObligation
OccupationOppositionPerception
PerfectionPlantationPopulation
PrecautionPredictionPrevention
ProductionProjectionProportion
ProtectionRecitationRecreation
RedemptionReflectionRefraction
RegulationRelaxationRelegation
RelocationRenovationReparation
RepetitionRepositionReputation
ResolutionRetractionRevelation
SanitationSaturationSeparation
SimulationStagnationStarvation
SubjectionSubsectionSuggestion
TemptationTolerationTransition
UlcerationValidationVegetation
Veneration

11 Letter Words Ending In Tion

More tion words are eleven letters long than any other length, built from four-syllable verbs ending in -ate and -ify.

AbominationAbstractionAcclamation
AcquisitionAffectationAffiliation
AffirmationAggravationAggregation
AlleviationAltercationAppellation
ApplicationApprobationArbitration
AssociationAttenuationAttestation
AttributionBenedictionBenefaction
BifurcationCalcinationCalculation
CalibrationCaptivationCarbonation
CelebrationCementationCirculation
CollocationCombinationCommutation
CompetitionCompilationComposition
ComputationConjunctionConnotation
ConsolationConsumptionContraction
ContraptionCooperationCorporation
CorrelationCultivationDeclaration
DeformationDegradationDehydration
DelineationDemarcationDeportation
DeprivationDescriptionDesignation
DestinationDestructionDevaluation
DevastationDislocationDisposition
DissipationDissolutionDistinction
DistractionDuplicationEdification
ElaborationEliminationElucidation
EnumerationEnunciationEradication
EvaporationExaminationExclamation
ExhortationExonerationExpectation
ExplanationExplicationExploration
ExportationExtraditionFabrication
FascinationFluctuationFormulation
FrustrationGerminationGravitation
HabituationHibernationHumiliation
HyphenationIdolizationImagination
ImmigrationImplicationImportation
IncantationInclinationIndentation
IndignationInfatuationInfestation
InformationInoculationInscription
InsinuationInspirationInstigation
InstitutionInstructionIntegration
InteractionLamentationLegislation
LiquidationLubricationMalfunction
MasticationMolestationNegotiation
ObservationObstructionOrientation
OscillationPalpitationPenetration
PercolationPerforationPermutation
PersecutionPollinationPreparation
ProhibitionPropagationProposition
ProsecutionProtractionProvocation
PublicationPunctuationRealization
ReclamationRecognitionReformation
ReiterationRemediationReplication
RequisitionReservationResignation
RespirationRestorationRestriction
RetaliationRetributionSegregation
SpeculationStimulationStipulation
SubtractionSuffocationSupposition
SyndicationTerminationTransaction
TranslationTribulationUnification
UtilizationVaccinationVentilation
Vindication

12 Letter Words Ending In Tion

Twelve letters brings in the double prefixes and the longer academic vocabulary.

AbbreviationAccelerationAccumulation
AdjudicationAdulterationAlliteration
AmalgamationAmeliorationAnnihilation
AnticipationAppreciationArticulation
AssimilationAugmentationCancellation
CanonizationCapitulationChlorination
CivilizationCodificationCommendation
CompensationComplicationConciliation
CondemnationCondensationConfirmation
ConfiscationConformationCongregation
ConscriptionConsecrationConservation
ConstipationConstitutionConstruction
ConsultationContinuationContribution
ConversationCoordinationDeactivation
DecapitationDecelerationDeliberation
DenunciationDepreciationDeregulation
DesalinationDilapidationDisaffection
DisinfectionDissertationDistillation
DistributionEmancipationExaggeration
ExasperationExploitationFacilitation
FermentationIlluminationIllustration
ImmunizationImplantationInauguration
InfiltrationInflammationInstallation
InterceptionInterjectionInterruption
IntersectionInterventionIntimidation
IntroductionJurisdictionLegalization
LocalizationMalnutritionManipulation
MemorizationModificationNotification
OptimizationOrganizationPacification
PerpetuationPerspirationPolarization
PrescriptionPresentationPreservation
ProclamationPurificationRamification
RatificationRecollectionRegistration
RejuvenationRemunerationRenunciation
ReproductionResurrectionSatisfaction
SubscriptionSubstitutionSuperstition
UrbanizationVerificationVocalization

Long Tion Words With 13 Letters Or More

Words ending in tion from A to Z with examples like action, education, motivation, nation, solution, and vacation
Words ending in tion arranged alphabetically from A to Z.

Past thirteen letters the words come almost entirely from science, law and administration. Characterization, decentralization and industrialization stretch furthest, and none of the three turns up outside specialist writing.

AccommodationAccreditationAcidification
AdministrationAfforestationAgglomeration
AmplificationAppropriationApproximation
ArgumentationAuthenticationAuthorization
BeatificationBeautificationBiodegradation
BioremediationCalcificationCannibalization
CapitalizationCarbonizationCategorization
CentralizationCertificationCharacterization
ClarificationClassificationCollaboration
CommemorationCommunicationConcentration
ConfabulationConfederationConfiguration
ConfrontationCongratulationConsideration
ConsolidationConstellationConsternation
ContaminationContemplationContraception
ContradictionContraventionCorroboration
CrystallizationCustomizationDecentralization
DecolonizationDecompositionDeconstruction
DefenestrationDeforestationDemocratization
DemonstrationDesertificationDeterioration
DeterminationDetoxificationDifferentiation
DisambiguationDisconnectionDisinformation
DisintegrationDisorientationDissatisfaction
DisseminationDiversificationDocumentation
DomesticationElectrificationExperimentation
ExterminationExtrapolationFalsification
FamiliarizationFertilizationFortification
FragmentationGeneralizationGlobalization
GlorificationGratificationHallucination
HarmonizationHospitalizationHumidification
HydrogenationIdentificationImpersonation
ImplementationImprovisationIncarceration
IncorporationIncriminationIndustrialization
InstrumentationInterconnectionInterpretation
InterrogationIntrospectionInvestigation
JustificationJuxtapositionMagnification
ManifestationMechanizationMisconception
ModernizationMultiplicationMystification
NationalizationNaturalizationNormalization
OrchestrationOrnamentationParticipation
PersonalizationPersonificationPrecipitation
PrivatizationProcrastinationProliferation
PronunciationQualificationQuantification
RationalizationRecommendationReconciliation
ReconstructionRectificationReforestation
RefrigerationRehabilitationReincarnation
RepresentationReverberationSedimentation
SimplificationSocializationSpecialization
SpecificationStabilizationStandardization
SterilizationSubordinationSynchronization
TranscriptionTransformationTransplantation
TransportationTranspositionVictimization
Visualization

Tion And Sion Words Difference And List

Both endings make the same shun sound, so the ear gives no help at all. The base word does. Use -tion after a base ending in t, te or ct, and -sion after a base ending in d, de or se. Where the rule fails, the pair has to be memorized, and these ten cause the most trouble.

Tion And Sion Minimal Pairs

Tion WordSion Word
ActionDecision
AttentionConfusion
CreationDivision
EducationErosion
ElectionExpansion
FormationExtension
InformationPermission
InvitationRevision
OperationTension
SolutionVision

Verb To Noun Pairs

Tracing the noun back to its verb settles the spelling faster than memorizing the noun alone.

VerbNoun
CreateCreation
EducateEducation
InformInformation
PreparePreparation
DecideDecision
ReviseRevision
DivideDivision
PermitPermission
DiscussDiscussion
ExtendExtension

Words With Tion In The Middle

The letters tion also turn up inside longer words, where the noun has taken a further ending and become an adjective, an adverb, or a person. Nation becomes national, option becomes optional, tradition becomes traditional. Recognizing the tion core inside these makes both the spelling and the meaning easier to work out.

  • National, Rational, Optional, Fictional, Emotional.
  • Functional, Additional, Conditional, Traditional, Sensational.
  • Exceptional, Intentional, Proportional, Educational, Operational.
  • Promotional, Informational, Motivational, Nutritional, International.
  • Constitutional, Institutional, Questionnaire, Stationary, Stationery.
  • Cautionary, Revolutionary, Probationary, Discretionary, Affectionate.
  • Auctioneer, Nationality, Rationale.

Words Ending In Tions

Almost every tion word takes a plain -s in the plural. Only the uncountable ones resist, and information is the one that catches you out most.

WordWordWord
ActionsApplicationsCelebrations
CommunicationsConditionsConnections
DecorationsDirectionsElections
ExplanationsGenerationsInvitations
LocationsObservationsOperations
PreparationsQuestionsRelations
RecommendationsSolutionsTranslations

British And American Tion Spellings

Tion words built on the verb ending -ise or -ize split across the Atlantic. British writing prefers -isation, American writing uses -ization, and both are correct within their own market.

British EnglishAmerican English
OrganisationOrganization
CivilisationCivilization
AuthorisationAuthorization
RealisationRealization
SpecialisationSpecialization
StandardisationStandardization
ModernisationModernization
PrivatisationPrivatization

French Words Ending In Tion

French shares the ending with English because both took it from Latin, and the spelling stayed almost identical. Nearly every French noun ending in -tion is feminine, so it takes la.

French WordEnglish Meaning
SituationSituation
PopulationPopulation
RéactionReaction
CommunicationCommunication
DécorationDecoration
InvitationInvitation
NationNation
FormationTraining or formation
TraditionTradition
VibrationVibration
InformationInformation
OrganisationOrganization
ConstitutionConstitution
AdministrationAdministration
PositionPosition
RépétitionRepetition or rehearsal
ÉvolutionEvolution
ÉducationEducation
DirectionDirection or management
ManifestationDemonstration or protest

Words Ending In Tion From A To Z

Words Ending in Tion in English From A to Z with one example per starting letter, from action and bisection through tradition, unification, and vibration
Words Ending in Tion From A to Z for Every Letter

Every word from A to Z here ends in -tion and nothing else. Words ending in -sion, -ssion or -cian make the same sound and stay out, because mixing them is what teaches the wrong spelling.

A Words Ending In Tion

AbbreviationAbdicationAbduction
AberrationAblationAblution
AbnegationAbolitionAbomination
AbortionAbrogationAbsolution
AbsorptionAbstentionAbstraction
AccelerationAcclamationAccommodation
AccreditationAccretionAccumulation
AccusationAcidificationAcquisition
ActionActivationAdaptation
AddictionAdditionAdjudication
AdministrationAdmirationAdmonition
AdoptionAdorationAdsorption
AdulationAdulterationAdvection
AffectationAffectionAffiliation
AffirmationAfflictionAfforestation
AgglomerationAggravationAggregation
AgitationAlienationAllegation
AlleviationAlliterationAllocation
AlterationAltercationAmalgamation
AmbitionAmeliorationAmplification
AmputationAnimationAnnexation
AnnihilationAnnotationAnticipation
AppellationApplicationAppreciation
ApprobationAppropriationApproximation
ArbitrationArgumentationArticulation
AscriptionAspirationAssimilation
AssociationAssumptionAttention
AttenuationAttestationAttraction
AttributionAuctionAugmentation
AuthenticationAuthorizationAutomation
Aviation

B Words Ending In Tion

WordWordWord
BastionBeatificationBeautification
BenedictionBenefactionBifurcation
BiodegradationBioremediationBisection

C Words Ending In Tion

CalcificationCalcinationCalculation
CalibrationCancellationCannibalization
CanonizationCapitalizationCapitulation
CaptionCaptivationCarbonation
CarbonizationCastrationCategorization
CautionCelebrationCementation
CentralizationCertificationCharacterization
ChlorinationCirculationCitation
CivilizationClarificationClassification
CoalitionCodificationCogitation
CognitionCollaborationCollation
CollectionCollocationColoration
CombinationCombustionCommemoration
CommendationCommunicationCommutation
CompensationCompetitionCompilation
CompletionComplicationComposition
ComputationConcentrationConception
ConciliationCondemnationCondensation
ConditionConductionConfabulation
ConfectionConfederationConfiguration
ConfirmationConfiscationConflation
ConformationConfrontationCongestion
CongratulationCongregationConjunction
ConnectionConnotationConscription
ConsecrationConservationConsideration
ConsolationConsolidationConstellation
ConsternationConstipationConstitution
ConstructionConsultationConsumption
ContaminationContemplationContention
ContinuationContraceptionContraction
ContradictionContraptionContravention
ContributionConventionConversation
ConvictionCooperationCoordination
CorporationCorrectionCorrelation
CorroborationCorruptionCreation
CremationCrystallizationCultivation
CurationCustomization

D Words Ending In Tion

DeactivationDecapitationDeceleration
DecentralizationDeceptionDeclaration
DecolonizationDecompositionDeconstruction
DecorationDedicationDeduction
DefamationDefectionDefenestration
DeflationDeforestationDeformation
DegradationDehydrationDejection
DelegationDeletionDeliberation
DelineationDemarcationDemocratization
DemolitionDemonstrationDemotion
DenunciationDepictionDeportation
DepositionDepreciationDeprivation
DeregulationDerivationDesalination
DescriptionDesertificationDesignation
DesolationDestinationDestruction
DetectionDetentionDeterioration
DeterminationDetonationDetoxification
DevaluationDevastationDeviation
DevotionDictationDiction
DifferentiationDigestionDilapidation
DilationDilutionDiminution
DirectionDisaffectionDisambiguation
DisconnectionDiscretionDisinfection
DisinformationDisintegrationDislocation
DisorientationDispositionDisruption
DissatisfactionDissectionDissemination
DissertationDissipationDissolution
DistillationDistinctionDistortion
DistractionDistributionDiversification
DocumentationDomesticationDomination
DonationDuplicationDuration

E Words Ending In Tion

EdificationEditionEducation
EjectionElaborationElation
ElectionElectrificationElevation
EliminationElongationElucidation
EmanationEmancipationEmigration
EmotionEmulationEnumeration
EnunciationEquationEradication
ErectionEruditionEruption
EscalationEstimationEvacuation
EvaluationEvaporationEvolution
ExaggerationExaminationExasperation
ExcavationExceptionExclamation
ExecutionExemptionExhalation
ExhaustionExhibitionExhortation
ExhumationExonerationExpectation
ExpeditionExperimentationExplanation
ExplicationExploitationExploration
ExportationExpositionExtermination
ExtinctionExtortionExtraction
ExtraditionExtrapolation

F Words Ending In Tion

FabricationFacilitationFaction
FalsificationFamiliarizationFascination
FederationFermentationFertilization
FictionFixationFlirtation
FlotationFluctuationFormation
FormulationFortificationFraction
FragmentationFrictionFruition
FrustrationFumigationFunction

G Words Ending In Tion

GeneralizationGenerationGermination
GestationGlobalizationGlorification
GraduationGratificationGravitation
Gyration

H Words Ending In Tion

HabituationHallucinationHarmonization
HerniationHesitationHibernation
HospitalizationHumidificationHumiliation
HydrationHydrogenationHyphenation

I Words Ending In Tion

IdentificationIdolizationIgnition
IlluminationIllustrationImagination
ImitationImmigrationImmunization
ImpersonationImplantationImplementation
ImplicationImportationImposition
ImprovisationInactionInauguration
IncantationIncarcerationInception
InclinationIncorporationIncrimination
IncubationIndentationIndication
IndignationInductionIndustrialization
InfatuationInfectionInfestation
InfiltrationInflammationInflation
InflectionInformationInfraction
IngestionInhalationInhibition
InitiationInjectionInnovation
InoculationInscriptionInsertion
InsinuationInspectionInspiration
InstallationInstigationInstitution
InstructionInstrumentationInsulation
IntegrationIntentionInteraction
InterceptionInterconnectionInterjection
InterpretationInterrogationInterruption
IntersectionInterventionIntimation
IntimidationIntonationIntroduction
IntrospectionIntuitionInvention
InvestigationInvitationInvocation
IrrigationIrritationIsolation
Iteration

J Words Ending In Tion

JubilationJunctionJurisdiction
JustificationJuxtaposition

L Words Ending In Tion

LacerationLactationLamentation
LegalizationLegislationLevitation
LiberationLimitationLiquidation
LocalizationLocationLocomotion
LotionLubrication

M Words Ending In Tion

MagnificationMalfunctionMalnutrition
ManifestationManipulationMastication
MaturationMechanizationMediation
MedicationMeditationMemorization
MentionMigrationMisconception
MitigationModerationModernization
ModificationModulationMolestation
MotionMotivationMultiplication
MutationMutilationMystification

N Words Ending In Tion

NarrationNationNationalization
NaturalizationNavigationNegation
NegotiationNominationNormalization
NotationNotificationNotion
Nutrition

O Words Ending In Tion

ObjectionObligationObservation
ObstructionOccupationOperation
OppositionOptimizationOption
OrationOrchestrationOrganization
OrientationOrnamentationOscillation
OvationOxidation

P Words Ending In Tion

PacificationPalpitationParticipation
PartitionPenetrationPerception
PercolationPerfectionPerforation
PermutationPerpetuationPersecution
PersonalizationPersonificationPerspiration
PetitionPlantationPolarization
PollinationPollutionPopulation
PortionPositionPotion
PrecautionPrecipitationPrediction
PreparationPrescriptionPresentation
PreservationPreventionPrivatization
ProbationProclamationProcrastination
ProductionProhibitionProjection
ProliferationPromotionPronunciation
PropagationProportionProposition
ProsecutionProtectionProtraction
ProvocationPublicationPunctuation
Purification

Q Words Ending In Tion

QualificationQuantificationQuestion
Quotation

R Words Ending In Tion

RadiationRamificationRatification
RationRationalizationReaction
RealizationRecitationReclamation
RecognitionRecollectionRecommendation
ReconciliationReconstructionRecreation
RectificationRedemptionReduction
ReflectionReforestationReformation
RefractionRefrigerationRegistration
RegulationRehabilitationReincarnation
ReiterationRejectionRejuvenation
RelationRelaxationRelegation
RelocationRemediationRemuneration
RenovationRenunciationReparation
RepetitionReplicationReposition
RepresentationReproductionReputation
RequisitionReservationResignation
ResolutionRespirationRestoration
RestrictionResurrectionRetaliation
RetentionRetractionRetribution
RevelationReverberationRotation
Ruination

S Words Ending In Tion

SalvationSanctionSanitation
SatisfactionSaturationSection
SedationSedimentationSegregation
SelectionSensationSeparation
SimplificationSimulationSituation
SocializationSolutionSpecialization
SpecificationSpeculationStabilization
StagnationStandardizationStarvation
StationSterilizationStimulation
StipulationSubjectionSubordination
SubscriptionSubsectionSubstitution
SubtractionSuctionSuffocation
SuggestionSummationSuperstition
SuppositionSynchronizationSyndication

T Words Ending In Tion

TaxationTemptationTermination
TolerationTractionTradition
TransactionTranscriptionTransformation
TransitionTranslationTransplantation
TransportationTranspositionTribulation
Tuition

U Words Ending In Tion

UlcerationUnificationUrbanization
Utilization

V Words Ending In Tion

VacationVaccinationValidation
ValuationVariationVegetation
VenerationVentilationVerification
VexationVibrationVictimization
VindicationViolationVisualization
VocalizationVocation

50 Tion Words To Learn First

If you are working through this ending for an exam or a spelling test, start here. These fifty have the highest frequency in written English and the base verb behind each one is already familiar.

ActionAdditionAttention
CelebrationCollectionCommunication
ConditionConnectionConstruction
ConversationCreationDecoration
DirectionEducationElection
EmotionEquationExamination
ExplanationFoundationFunction
GenerationImaginationInformation
InstructionInventionInvitation
LocationMotionNation
OperationOptionOrganization
PopulationPositionPreparation
PresentationProductionProtection
QuestionReactionRelation
SectionSituationSolution
StationSuggestionTradition
TranslationVacation

FAQs

Q1. Are tion words always nouns?

Yes. Every word ending in -tion is a noun, and almost all of them are abstract nouns naming an act, a process, or a result. Action, education, creation and communication all work as the subject or object of a sentence, never as the verb. The related verb is the base word underneath: act, educate, create, communicate.

Q2. What does the tion suffix mean?

The suffix -tion means the act of, the process of, or the result of whatever the base verb describes. Inform gives information, the thing you end up with. Decorate gives decoration, both the activity and the object hanging on the wall. Which of the three meanings applies depends on the sentence.

Q4. When do you use tion instead of sion?

Use -tion when the base word ends in t, te or ct, as in collect to collection and educate to education. Use -sion when the base ends in d, de or se, as in decide to decision and revise to revision. Checking the last letters of the verb settles most cases without memorizing anything.

Q5. Do tion and sion words sound the same?

In most cases yes, since both endings are pronounced shun. Action and decision rhyme on the final syllable despite the different spelling. The exception is -tion after the letter s, which shifts to chun in question, suggestion, digestion and combustion.

Q6. What are common words ending in tion?

The most frequent are action, nation, question, station, section, solution, attention, education, information, communication, position and situation. Each one is built on a verb or root that English speakers already use daily, which is why they were absorbed so early.

Q7. What are long words ending in tion?

Industrialization at seventeen letters is the longest in general use, followed by characterization and decentralization at sixteen. In ordinary reading the longest you meet are recommendation, differentiation, reconciliation, representation and administration, all of which run to fourteen or fifteen letters.

Q8. What is the plural form of tion words?

Nearly all take a plain -s: action to actions, question to questions, recommendation to recommendations. No spelling change happens before the s, because the ending is already a consonant plus vowel plus n.

Q9. Is information a tion word?

Yes, but it is uncountable, so it takes no plural and no a. Write information, some information or pieces of information, never informations. Transportation, education and pollution behave the same way, while action, solution and question count normally.

Q10. Are French words ending in tion feminine?

Nearly all of them are, so they take la: la nation, la situation, la communication, la décoration. The spelling matches English closely enough that most meanings transfer directly, though formation means training and manifestation means a protest.

Q11. What are 50 words that end with tion?

Action, addition, attention, celebration, collection, communication, condition, connection, construction, conversation, creation, decoration, direction, education, election, emotion, equation, examination, explanation, foundation and thirty more make up the fifty worth learning first. Each was chosen for frequency in written English rather than length.

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Julian Mercer is the founder of Englishan.com and has spent over a decade helping English learners improve through online lessons and practical writing. Having worked with students across many countries, he knows the questions people repeat, the mistakes that slow progress, and the moments that make English click. On Englishan, he writes about vocabulary, picture vocabulary, grammar, and everyday English to help readers speak with ease, read with less strain, and write with more confidence.