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15-Letter Words Containing: O,S,S,I,S,T

 (In Any Order)
There are 359 15 letter words, 67 15 letter phrases and 0 15 letter abbr's with O,S,S,I,S,T in.

Best Scoring 15 Letter Words With: O,S,S,I,S,T

Expand?WordSave?LengthUsagePointsType
psychophysicist15
35 nounn
noun

• a psychologist trained in psychophysics

psychosynthesis15
31 nounn
noun

• A form of psychology based on the direct experience of the self.

psychoacoustics15
29 nounn
noun

• The scientific study of all the psychological interactions between humans and the world of sound; includes the perception and production of speech.

photosensitizes15
29 verbv
verb

• make (an organism or substance) sensitive to the influence of radiant energy and especially light

objectivenesses15
29 nounn
noun

• judgment based on observable phenomena and uninfluenced by emotions or personal prejudices

psychohistories15
28 noun, adjectiven, adj
noun

• The scientific study of psychology and motivation in history.

expressionistic15
26 adjectiveadj
adjective

• of or relating to expressionism

proximatenesses15
26 nounn
Valid word for Scrabble US
harpsichordists15
26 nounn
noun

• someone who plays the harpsichord

psycholinguists15
26 nounn
noun

• a person (usually a psychologist but sometimes a linguist) who studies the psychological basis of human language

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Tip: Scrabble EU allows far more words than US! Also change the max length to see more words.

All 15 Letter Words

Words (359)
dissatisfactionintussusceptionspermatogenesisschistosomiasissadomasochisticimpressionisticassimilationistpretentiousnessforesightednessexpressionistictrustworthinessstereoisomerismunrighteousnessindustriousnessdispassionatelyatherosclerosisstandoffishnesspunctiliousnessprestigiousnessprecipitousnessmeritoriousnessillustriousnessexpeditiousnessemotionlessnesscontentiousnessconsideratenessvicissitudinousvexatiousnessestrypanosomiasistenaciousnessestemerariousnesssubstantiationsspecialisationssensationalizessensationalistssensationalisesschoolmasterishschistosomiasesrumbustiousnesspsychosynthesispseudoscientistproximatenessesprogressivisticpresuppositionspredispositionspestiferousnessparasitologistsoverenthusiasmsobstructivenessnecessitousnessmistranslationsincorrectnessesinconsistenciesharpsichordistsepistemologistsdichotomousnessdestructionistsdeleteriousnessconsecutivenessconceitednessesclassificationscholinesterasesbountifulnessesatrabiliousnessastrophysicistsastrobiologistsassimilationismarrondissementsankylostomiasisankylostomiasesancylostomiasisancylostomiasesambitiousnessesunobtrusivenesspsychophysicistwesternisationsvoluntarinessesvivisectioniststrypanosomiasestransmissometertransistorisingtomboyishnessestoastmistressesthalassocraciestenosynovitisestemporarinessesteleprocessingssuperscriptionsstrongyloidosisstrongyloidosessteroidogenesissteroidogenesesspinthariscopesspectroscopistssophisticationssolipsisticallysociobiologistssententiousnesssensualizationssensationalismssensationalisedsegregationistsseditiousnessesseaworthinessessacrosanctitiesrighteousnessesretransmissionsrestrictionistsrestrictionismsreservationistsreconditenessespsycholinguistspsychohistoriespsychoacousticsprosthodontistspromotivenessesprogressivitiespressurizationsposttransfusionpostmastershipspointlessnessespictorialnessesphotosensitizespantisocratistsosteomyelitisesoperativenessesobtrusivenessesobstructionistsobstructionismsobstinatenessesobjectivenessesnormativenessesneuroscientistsmultiprocessorsmountainousnessmomentarinessesmissionizationsmisdescriptionsmaladroitnesseslitigiousnesseslightsomenesseslegislatorshipsinviolatenessesinstructorshipsincorruptnessesimpossibilitiesimpetuousnessesidiomaticnessesfractiousnessesflirtatiousnessfacetiousnessesevocativenessesendoparasitismsecclesiologistsdownrightnessesdissolutenessesdisposabilitiesdisinfestationsdisconsolationsdisassociationsdesultorinessescustomarinessescrotchetinessescrosslinguisticcrashworthinessconsultantshipsconstructivistsconstructivismsconfessionalistcombativenessescholecystitisesbumptiousnessesbrotherlinessesbronchoscopistsbiosystematistsautosuggestionsatrociousnessesassociativitiesassociationistsassociationismsairworthinessesabstractionistsabstractionismstendentiousnesssuperstitiouslysubordinatenessrepetitiousnessnucleosynthesislongsightednessdissatisfactoryschlockmeistersprerevisionistslymphocytosisesendometriosisesantisubversionsantidepressionswhoremistressesvertiginousnessunseaworthinessunsatisfactionsuncourtlinessestripersonaliststripersonalismstransgressionaltransfusioniststestimonialisestendenciousnesssystematologiessynthetisationssynthesizationssynthesisationssyncretisationssynaposematismssymphysiotomiessymphyseotomiessymmetrisationssuppositionlesssuperstructionssulphurisationssuggestionisingsubinsinuationssubassociationsstrobilisationsstrabismometersstomatoplastiesstigmatisationsstadholdershipsspiritousnessessouthwesterliessoutherlinessessoutheasterliessolubilisationsshillingsworthssherardisationssericitisationssensualisationsselenographistssecuritisationssecularisationssectionisationsscrumptiousnesssclerotisationsscintilloscopesscintillascopesschoolmistressyschematisationsscandalisationssansculotteriessaccharisationsrestorationistsrestorationismsrestitutionistsrestitutionismsrequisitionistsradiosensitizesradiosensitisesradiosensitisedpyknodysostosispsilanthropistspsilanthropismspseudosolutionspseudoarthrosisprussianisationprotistologistsprominentnessesprogressionistsprofessionalistprocessionalistpressurisationspredatorinessespolysynthetismspolysynthesismsplasticisationsphotosynthesisephotosensitisesphotosensitiserphotosensitisedphilosophasterspetrophysicistsperissodactylespasteurisationsparasitisationsoverhastinessesostensibilitiesnotoriousnessesnortherlinessesnondescriptnessmusicalisationsmortiferousnessmisutilisationsmissionisationsmisinstructionsmetempsychosistmassotherapistslysogenisationslithesomenesseslaryngoscopistslactiferousnessinspirationistsinspirationismsinquisitionistsinobtrusivenessimpoliticnessesimmunoassayistsimmiserisationsidioticalnessesichthyosauruseshysterectomiseshypostasisationhyposensitisinghousemistressesgyrostabilisersgreisenisationsglutinousnessesformativenessesferroprussiatesextensionalismsdysteleologistsdistortednessesdissolutionistsdissolutionismsdissolubilitiesdissertationistdisforestationsdisassimilationdesalinisationscrystalisationscontrariousnesscontinuednessescontinualnessescontesserationsconsumptivenessconspiratressescompositenessescompliantnessescoessentialnesschromaticnessesbisphosphonatesbastardisationsastrogeologistsassociabilitiesaftersensationsaerosolisationsvasovesiculitisureterostenosissystematisationschistorrhachispycnodysostosisprospectivenesspraisworthinessopisthorchiasisneoclassicisticlow-spiritednesslaryngostenosisdesensitisationcross-sententialcross-questionercross-linguisticcombustibleness
Phrases (67)
visual sensationuss constitutionsystem of weightsstrait of messinastenotus acaulisst. thomas aquinassorbus domesticascottish lallansrubus fruticosusquarter sessionspractice sessionovibos moschatusosmotic pressurelagopus scoticusjohann strauss iiii thessaloniansgossip columnistgenus aspidiotusfelis domesticusdiagnostic assaycompositor's caseclass asteroideabasic assumptionactor's assistantus postal servicethomsen's diseasetexas storksbillsynoptic gospelsswertia speciosasuspension pointsteller's sea lionsow one's wild oatssouth sea islandssocial scientistshipboard systemseriphus politussartorius musclesaratoga springsroccus saxatilispyloric stenosispityriasis roseapast progressivepassion of christmustelus norrisimimosa sensitivalatissimus dorsijehovah's witnesshalf cross stitchgenus thermopsisgenus steatornisgenus sitophylusgenus ostryopsisgenus odontaspisgenus eragrostisgenus ectopistesflushless toiletepigastric fossadressing stationdisciotis venosaclassified stockclass-action suitclass psilotataeclass gnetopsidabasket spikemossballast resistorassociated stateassociate in arts
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