sionist, sionism
Words ending with "ition":AbolitionAcquisitionAdditionAmbitionAmmunitionApparitionAuditionCoalitionCompetitionCompositionConditionContritionDefinitionDemolitionDispositionEditionExhibitionExpeditionExtraditionIgnitionImpositionInhibitionInquisitionIntuitionMalnutritionOppositionPartitionPetitionPositionPrepositionProhibitionPropositionRecognitionRenditionRepetitionRequisitionSuperstitionTraditionTransitionTuitionWords ending with "sion":AbrasionAdmissionAggressionAllusionAscensionCessionCollisionCommissionCompassionCompressionCompulsionConcessionConclusionConcussionConfessionConfusionConversionConvulsionCorrosionDecisionDiffusionDimensionDiscussionDiversionDivisionEnvisionExclusionExcursionExplosionExpressionIllusionImplosionIncisionInvasionMansionObsessionSeclusionSessionTensionVision
I only know one word that starts with de- and endsin -sion is decision.
Fusion Fission
concludesion
tension
tension and lesion.
Some examples of nouns ending with 'tion' and 'sion' are:appreciationapprehensionbeautificationcaptionconclusiondecisiondeclarationemissionemotionfederationfusiongenerationhydrationillusioninitiationjunctionlegislationlesionmansionmissionmotionnationobsessionovationpassionplantationquestionrationrepressionseclusionsensationtensiontuitionutilizationvacationvisionwesternization
Deffusion
Some nouns that end with the suffix -sion are:abrasionconclusionconfusionderissiondiffusiondivisionemissionfissionfusionlesionmansionmissionomissionpassionpermissionremissionsessionvision
Expand\expandsion
Sion Shankel goes by Sion Shankel.
if the word ends in "cion" or "sion" it is feminine