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

 (In Any Order)
There are 951 15 letter words, 361 15 letter phrases and 0 15 letter abbr's with O,S,T,A,S in.

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

Expand?WordSave?LengthUsagePointsType
psychosexuality15
35 noun, adjectiven, adj
noun

• the mental representation of sexual activities

schematizations15
31 nounn
noun

• providing a chart or outline of a system

• the act of reducing to a scheme or formula

symmetrizations15
31 nounn
Valid word for Scrabble US
plethysmographs15
31 nounn
noun

• a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)

psychotherapist15
30 nounn
noun

• a therapist who deals with mental and emotional disorders

psychotherapies15
30 nounn
noun

• the branch of psychiatry concerned with psychological methods

• the treatment of mental or emotional problems by psychological means

gyrostabilizers15
30 noun, adjectiven, adj
noun

• a stabilizer consisting of a heavy gyroscope that spins on a vertical axis; reduces side-to-side rolling of a ship or plane

systematization15
29 nounn
noun

• systematic organization; the act of organizing something according to a system or a rationale

saccharomycetes15
29 nounn
Valid word for Scrabble US
sympathectomies15
29 nounn
noun

• surgical interruption of a nerve pathway in the sympathetic nervous system

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All 15 Letter Words

Words (951)
psychotherapistdissatisfactioninstantaneouslyunsophisticatedanaesthesiologyspermatogenesisphysiotherapistunsportsmanlikeparthenogenesisschistosomiasisdesensitizationsadomasochisticdisadvantageoussuppositionallyassimilationistinterscholasticappropriatenessgastroenteritissynchronisationhospitalisationconservationistvasoconstrictorcompassionatelyadventurousnessdispassionatelysubstratosphereatherosclerosissystematizationstandoffishnessspontaneousnesssoftheartednesssanctimoniouslynonpartisanshipdownheartednesscooperativenessconsideratenesscomplicatednesscomfortablenesscoldheartednessblameworthinessagranulocytosisvexatiousnessesultrafastidioustrypanosomiasistrisoctahedronstransvaluationstranspositionaltransmigrationstranshistoricaltransformationstransaminationstraditionaliststhromboplastinstenaciousnessestemerariousnesssyllogisticallysuperannuationssuperabsorbentssubstantiationsstratificationsspecializationsspecialisationssophisticatedlysolitudinarianssolidificationssociohistoricalslaughterhousessimplificationssensationalizessensationalizedsensationalistssensationalisesschoolmasterishschistosomiasesschematizationssaccharomycetesrepristinationsrepresentationsreinstallationspsychohistorianproximatenessesprognosticatorspolymerisationsphilanthropistsparasitologistsoverenthusiasmsoverassessmentsoveradjustmentsosmoregulationsorthophosphatesoperationalistsopenheartednessneuroanatomistsmonounsaturatesmisutilizationsmistranslationsmiscalculationsmisappropriatesmisapplicationsintegrationistsinformativenessindomitablenesshyperfastidioushomotransplantsharpsichordistsexceptionalnessexceptionalismselectroanalysiseducationalistsdisorientationsdisinclinationsdiscountenancesdiscontinuancesdiscombobulatesdisapprobationsdisappointmentsdisambiguationsdisaffiliationsdiastereoisomerdialectologistsdecompensationscommensurationscoinvestigatorsclassificationscholinesterasesbiostatisticianbioregionalistsatrabiliousnessastrophysicistsastrobiologistsassimilationismarrondissementsantimonopolistsanthroposophiesankylostomiasisankylostomiasesanfractuositiesancylostomiasisancylostomiasesaminopeptidasesambitiousnessesadministrationsaccountablenessaccomplishmentsuncompassionatetreacherousnesspreservationistwesternizationswesternisationsvoluntarinessesviscoelasticityvasodilatationsunsociabilitiesultramontanismsultramoderniststyrannosaurusestrypanosomiasestransportationstransmissometertransistorizingtransistorisingtraditionalismstoastmistressesthalassocraciesterritorialiststerritorialismstergiversationstemporarinessestarsometatarsussympathectomiessymmetrizationssupersaturationsuperphosphatessuperovulationssupermajoritiessupererogationssuperelevationssubterraneouslysubstitutionarysubproletariatssubinfeudationsstultificationsstratovolcanoesstockbrokeragesstigmatizationsstadtholdershipstadtholderatesspinthariscopesspermatogenesesspectrographiessophisticationssomnambulationssolubilizationssolipsisticallysolderabilitiessocialisticallysilicificationssesquicarbonatesensualizationssensationalismssensationalisedsemiabstractionsegregationistssecuritizationssecularizationsseaworthinessessclerotizationssaprogenicitiessaponificationssanctificationssacrosanctitiesrheumatologistsretransmissionsretinoblastomasreservationistsreregistrationsrepudiationistsredistillationsreconsecrationsreasonabilitiesreactionaryismsrapturousnessesradiotherapistsradiostrontiumsradiobiologistspsychotherapiespsychoacousticsprussianizationprovocativenessprotohistoriansprostatectomiesproletarianisesprocrastinatorspressurizationspredestinationsposttransfusionpoststimulatorypoststimulationpostmastershipspostconsonantalplethysmographsplasticizationspictorialnessesphysiotherapiesphotodissociatepharmacologistsphantasmagoriaspasteurizationsparthenogenesesparasitizationspantisocratistspaleozoologistspaleontologistspaleomagnetistspaleomagnetismspaleoecologistspaleobiologistsoxidoreductasesoverstabilitiesoversaturationsoverestimationsovercompensatesoutdoorsmanshipopinionatednessophthalmoscopesoperativenessesoperationalismsobstinatenessesobservabilitiesnormativenessesnonsimultaneousnonsegregationsnonpsychiatristnoninstallmentsnoncharismaticsneocolonialistsmusicalizationsmountainousnessmonochromatismsmomentarinessesmissionizationsmisregistrationmisorientationsmisinformationsmiscorrelationsmiscomputationsmisattributionsmicropulsationsmetafictionistsmastoidectomiesmaladroitnessesmacrostructureslysogenizationsloathsomenesseslignosulfonateslexicalisationslegislatorshipsinviolatenessesintolerablenessinsociabilitiesinoperativenessinhospitalitiesimpersonalitiesidiomaticnessesichthyosaurianshypnotherapistshotheadednesseshomosocialitieshomosexualitieshomogenisationsholometabolismsheterothallismshemochromatosesgyrostabilizersgeneralisationsfractiousnessesfortunatenessesflirtatiousnessferromagnetismsfantasticationsfacetiousnessesexsanguinationsevocativenessesethnohistoriansesterificationsenterogastronesendoparasitismsemulsificationselectrodialysiselectrodialyseselectroanalyseselaboratenessesecocatastrophesdyslogisticallydisposabilitiesdisintegrationsdisinformationsdisinfestationsdisembarkationsdiscriminationsdiscouragementsdisconsolationsdisassociationsdisaggregationsdictatorialnessdesalinizationsdefenestrationsdeconsecrationscustomarinessescrashworthinesscountershadingscountermeasurescounterassaultscotransductionscosmopolitanismcooperationistscontrapositivescontrapositionsconsultantshipsconstitutionalsconservatorshipconsentaneouslyconsanguinitiesconjugatenessesconfessionalistcompassionatingcomparativenesscombativenessescolorfastnessescleistogamouslyclaustrophobiascholestyramineschemotherapistsbiosystematistsbeauteousnessesbastardizationsbacteriologistsaxiomatisationsautotransfusionautosuggestionsatrociousnessesatherosclerosesastrophysicallyassociativitiesassociationistsassociationismsaromatherapistsapocalypticismsantiprogressiveantimonarchistsanticonvulsivesanticonvulsantsanthropologistsairworthinessesagranulocytosesaerosolizationsaerodynamicistsaccountantshipsabstractionistsabstractionismsabsorbabilitiessuperpatriotismsubordinatenessstreptobacilluspsychosexualityneoconservatismmusculoskeletalmasochisticallyinvoluntarinessimportunatenesshemochromatosisdissatisfactorycrossopterygianbasidiomycetousultraprecisionspostadolescentsnonstationariesantisubversionsantiobscenitiesantidepressionszinjanthropusesxenotransplantsweatherisationswatercolouristsvolatilisationsvitriolisationsviscosimetricaluterogestationsunseaworthinessunsatisfactionsunprotestantiseunfortunatenessunconsentaneousultramontanistsultramodernismstyrannousnessestrivialisationstripersonaliststripersonalismstrichinisationstreasonablenesstraumatonastiestraumatisationstransportednesstransliteratorstransgressionaltransfusioniststrainspotterishtraditionalisestouchablenessestolerablenessesthoracoplastiesthoracocentesesthermalisationstheosophisticaltheologisationsthankworthinessthalassotherapythalassographicthalassographertetartohedrismstestimonializestestimonialisestestimonialisedterritorialisesteratogeniciststenovaginitisestelomerisationstelejournaliststelejournalismstarsometatarsaltabularisationssystematologiessynthetizationssynthetisationssynthesizationssynthesisationssyncretizationssyncretisationssynchronisticalsynaposematismssymmetrophobiassymmetrisationssymbolisticallysuspercollatingsupportablenesssuperorganicistsuperfoetationssulphurizationssulphurisationssulphonmethanessulphathiazolessubvocalisationsuburbanisationsuborganisationsuboptimisationsubinsinuationssubcontractingssubcivilisationsubcategorisingsubassociationssubalternationssubaggregationsstrobilizationsstrobilisationsstreptocarpusesstrephosymboliastratosphericalstraticulationsstraitwaistcoatstrabismometersstomatoplastiesstigmatophiliststigmatophiliasstigmatisationsstegocephalianssteganographiststeganographiessteganographersstaphyloplasticstalagmometriesstadholdershipsspironolactonesspheroidisationsphaerosideritesphaerocrystalsspermatorrhoeasspermatoblasticspeleotherapiessoutheasterliessoothfastnessessolubilisationssinistrodextralsingularisationshockumentariessherardizationssherardisationssericitizationssericitisationssensualisationsselenographistssecuritisationssecularisationssectionizationssectionisationssclerotisationssclerodermatousscintillascopesschoolteachingsschoolmasteringschillerisationschematisationsscandalizationsscandalisationssarcenchymatoussansculotteriessanguificationssalpingectomiessacerdotalisingsaccharizationssaccharisationsrostrocarinatesrontgenisationsrevitalisationsrevisualisationrevalorisationsretrogressionalretroactivenessretaliationistsrestorationistsrestorationismsresolvabilitiesresocialisationresinificationsrepolarisationsreorganisationsremoralisationsremonetisationsremobilisationsrelativisationsrehospitalisingregularisationsreformationistsredoubtablenessrecondensationsrecolonisationsrecanalisationsradiosensitizesradiosensitizedradiosensitisesradiosensitisedradicalisationsquattrocentistsquattrocentismspyramidologistspunctuationistspsilanthropistspsilanthropismspseudoarthrosispseudoarthrosesprussianisationprotospathariusprotospathairesprosenchymatousproselytisationproletariannessproletarianismsprojectisationsprofessionalistprocuratorshipsprocreativenessprocessionalistproceleusmaticsprobabilioristsprioritisationspressurisationspresentationistpresentationismpredesignationspredatorinessespragmatisationspopularisationspolychromatismspoliticisationspococuranteismspneumatologistsplasticisationsplagiostomatouspinealectomisespiezomagnetismsphyllosilicatesphototransistorphosphocreatinsphosphatisationphilosophastersphenakistoscopepharyngologistspharmacopolistspharmacopoeistspharmacognosistphantasmagoriesphallocentrismspersonalisationperissodactylicperissodactylespatrialisationspasteurisationsparasitisationsparabolisationspalatalisationspalaeographistspalaeobotanistspalaebiologistsoverhastinessesovercentralisesovercapitalisesosteoarthriticsorganographistsoptimalisationsopsonificationsopisthographiesopisthognathismomoplatoscopiesodontostomatousoccasionalitiesnumismatologiesnuclearisationsnortheasterliesnonhospitalisednominalisationsneutralisationsnephroblastomasnaturalisationsnarcoterroristsnarcoterrorismsmylonitisationsmusicotherapiesmusicalisationsmonopolisationsmongrelisationsmisvocalisationmisutilisationsmissionisationsmispunctuationsmisacceptationsmineralisationsmilitarisationsmicrosatellitesmetachromatismsmesaticephalousmedicalisationsmassotherapistsmalassimilationmacadamisationslysogenisationslyophilisationsliteralisationslipogrammatistslipogrammatismslionheartednessliberalisationslexicographistslegitimisationslateralisationslaryngoscopistslactiferousnesskeratinisationskarstificationsjournalisationsisoimmunisationintuitionalistsintuitionalismsinteractionistsinteractionismsinspirationistsinspirationismsinsolvabilitiesinorganisationsinitialisationsindigenisationsimprovvisatoresimprovisatrixesimprovisatricesimposthumationsimmunoassayistsimmobilisationsimmiserizationsimmiserisationsillegalisationsidioticalnessesidiomaticalnessichthyosaurusesichthyophagistshypostasizationhypostasisationhypochondriastshydrotherapistshomochromatismsheteroscedastichepaticologistsheartsomenessesheartbrokennessgyrostabilisersgreisenizationsgreisenisationsgraphitisationsgrangerisationsgrammatologistsgnathostomatousgeometrisationsgelatinisationsgalvanotropismsgalvanoplastiesfraternisationsformativenessesforisfamiliatesforensicalitiesfictionisationsferroprussiatesfederalisationsfarthingsworthsfaithworthinessextensivisationextensionalismsextemporarinessexplorationistsexclaustrationsevangelisationseternalisationsepithelisationsenvenomisationsenthronisationsenhypostatisingencyclopaedistsecclesiolatriesdolomitisationsdissertationistdisquisitionarydisincorporatesdisforestationsdiscomboberatesdiscolourationsdisattributionsdisassimilationdisarticulatorsdisappropriatesdisapplicationsdisafforestmentdisaffirmationsdisaccommodatesdigitalisationsdichromaticismsdevitalisationsdevalorisationsdesulphurationsdesulfurisationdesilverisationdesexualisationdesalinisationsdesacralisationdermatoplastiesdermatophytosesderivatisationsderegistrationsdepolarisationsdemoralisationsdemonetisationsdemobilisationsdelocalisationsdehumanisationsdefeminisationsdecolorisationsdecolonisationsdecimalisationsdecasualisationcytotaxonomistscrystalizationscrystalisationscryptographistscorrelativenesscorporatenessesconvocationistsconversationismcontrariousnesscontractivenesscontinualnessescontinentalistscontinentalismscontestablenesscontesserationsconspiratressesconsimilaritiesconservatoriumsconsentaneitiesconsecratednessconfusabilitiesconcretisationsconceptualiserscompliantnessescompactednessescommandantshipscolonisationistcoinstantaneouscoessentialnesscinchonisationschromatosphereschromatologistschromaticnesseschloritisationschaptalisationschannelisationschalcographistscentralisationscategorisationscategoricalnesscastrametationscastanosperminecaramelisationscapitalisationscanisterisationbowdlerisationsbituminisationsbisphosphonatesbipolarisationsbioastronauticsbastardisationsautostabilitiesautoschediasticautomatisationsautoionisationsastronavigatorsastrogeologistsastrodynamicistassociabilitiesarchpriesthoodsarcheobotanistsarchaeometristsarachnoiditisesapheliotropismsantisocialitiesantiphlogisticsantialcoholismsanthroposophistanthropophuismsanthropogenesesantaphrodisiacsantagonisationsangustirostrateallegorisationsalkalinisationsalcoholisationsaftersensationsaerosolisationsaeroelasticiansadsorbabilitiesacroparesthesiaabsorptiometersabsorbefacientsvasovesiculitisvascularisationtransposabilitythoracocentesissystematisationstandardisationspongioblastomaspectroscopicalsouthwestwardlysoutheastwardlysemi-abstractionself-stimulationself-realisationschistorrhachissarcosomataceaepraisworthinessopisthorchiasisopisthognathousnumismatologistnonstandardnessnephrolithiasisneoclassicisticmycoplasmatalesmasculinisationlexicostatisticlaryngostenosiskeratoscleritishypovitaminosishypostatisationhymenogastralesheterosexualismhemiascomycetesgood-naturednessenterolithiasisdisorganisationdestalinisationdestabilisationdesensitisationdermatophytosisdermatomyositisde-stalinisationcrystallisationcryoanaesthesiacross-sententialconversationistconsubstantiateblastocladialesbalanoposthitisaristotelianismaristolochialesanthropogenesisacroanaesthesiaacanthoscelides
Phrases (361)
wassily leontiefvisual sensationtussilago alpinaturn one's stomachthermal emissiontaras shevchenkostruthio camelusstrait of messinastraight shooterstenotus acaulisstartle responsest. thomas aquinasst. thomas a becketsports announcersouthern baptistsouth west africasource materialssorbus domesticasomerset maughamsocial structuresinbad the sailorshorthand typistscottish lallanssaxo grammaticussawed-off shotgunsaint ulmo's lightres ipsa loquiturquarter sessionsprunus domesticapractice sessionpolitical systemplexus caroticuspersonality testpersonal matterspersonal effectsovibos moschatusoperating systemnewton's first lawneotoma fuscipesmustela putoriusmilitary missionmicrocosmic saltmartyrs of al-aqsamaria montessorilagopus scoticusjohann strauss iijacques cousteauii thessaloniansgustaf v of swedenground substancegenus katsuwonusgenus himantopusgenus haematopusgenus dasyproctagenus aspidiotusgenus artocarpusgenus anthocerosgenus ammotragusfrancois mansartessential tremorernst boris chaindissolving agentdiagnostic assaycutaneous sensescornhusker statecontainer vesselcompositor's caseclass asteroideacarnassial toothcapital of kansasbritish hondurasbranta leucopsisbasketball scorebasic assumptionband of partisansauditory ossicleartist's workroomapothecary's shopanxiety neurosisanthemis nobilisancestor worshipalto saxophonistair-to-air missileactor's assistantacross the nationzoonotic diseasezalophus lobatuswormseed mustardwear the trouserswalrus moustachevireo solitariusvictor franz hessus postal serviceturdus torquatustrial impressiontransverse colontransaction costtoxostoma rufumstobacconist shopto a lesser extentthomson's gazellethomsen's diseasethomas jeffersonthomas higginsonthermal resistorthales of miletustexas storksbilltall meadow grasssystems softwaresystema nervosumswertia speciosasutura frontalissutura coronalissuspense accountsuppurating sorestring orchestrastomach exercisestevens' power lawstephen a. douglassteller's sea lionstateless personstassano furnacest. anthony's crossst andrews's crossspotted weakfishspotted sea troutsow one's wild oatssoutheast by eastsouth sea islandssomatic delusionsoft-shoe dancingsoft-shelled crabsodium phosphatesocial secretarysocial scientistsnapshot programsmooth crabgrasssir thomas malorysir joseph paxtonsir john falstaffsir jacob epsteinsimon wiesenthalshorttail weaselshoestring catchshipboard systemsensory activityseneka snakerootsenega snakerootseneca snakerootsecond-hand storesecond adventistsecond adventismsea island cottonsaxicolous plantsawdust mushroomsaussurea costussartorius musclesaratoga springssampling stationsalt marsh mallowsaint-john's-breadsaint johns riversaint elmo's lightrussian rouletterussian orthodoxroccus saxatilisrain cats and dogsradio brightnesspush-down storageptolemaic systemproteus anguinuspotassium iodidepoint of apoapsisplasterer's floatplanck's constantplains spadefootpityriasis roseaphase transitionpast progressivepassion of christparry's penstemonos tarsi fibulareoriental studiesorder secotialesorder santalalesorder psilotalesorchestral bellsohmic resistanceobservation postnova style salmonnortheast by eastnonlinear systemnestor notabilismyocastor coypusmoving staircasemontia chamissoimistletoe cactusmimosa sensitivamicroscope stagemental soundnessmaster of sciencemantis religiosomagnetic compassmacrotis lagotislotus americanuslocal anesthesialiomys irroratuslesser spearwortlaw of mass actionlatissimus dorsilaszlo lowesteinlast but not leastknowlton's cactusjesus of nazarethjehovah's witnessjafnea semitostaisthmus of panamaisthmus of darienischaemic strokeisatis tinctoriainverse cosecantian douglas smithhubble's constanthorseradish roothimantopus stilthelicteres isoraheat dissipationharlan fisk stonehaptic sensationhalf cross stitchgustav i of swedengreat depressiongoldilocks asterglove anesthesiaglans clitoridisgenus zygocactusgenus xanthosomagenus townsendiagenus thamnophisgenus thalassomagenus thalarctosgenus synaptomysgenus strophariagenus steganopusgenus steatornisgenus spodopteragenus saxegotheagenus saxe-gotheagenus sarcobatusgenus rhagoletisgenus psychotriagenus potamophisgenus polianthesgenus pholistomagenus parochetusgenus ozothamnusgenus omphalotusgenus odontaspisgenus nothofagusgenus melocactusgenus leptospiragenus lagostomusgenus lactophrysgenus kalotermesgenus hydrobatesgenus gastrocybegenus forestieragenus ferocactusgenus eumetopiasgenus eragrostisgenus elsholtziagenus diplotaxisgenus cystophoragenus coryanthesgenus cephalotusgenus centrosemagenus catostomusgenus camponotusgenus aulostomusgenus athrotaxisgenus astropogongenus arctocebusgenus antrodemusgenus antidorcasgenus anthonomusgenus agrostemmagasoline stationgalveston islandgaius octavianusfree associationfrancis townsendfrancis scott keyformal semanticsfirst-aid stationfeathertop grassfeather one's nestfashion industryfalse goatsbeardfallot's syndromefalco rusticoluseuonymous alatusescalator clauseequestrian sportepigastric fossaelectoral systemdry plate processdressing stationdisciotis venosacrustose thalluscrotalus viridiscrotalus lepiduscrosscut handsawcrataegus molliscotinus obovatuscoragyps atratuscoprinus comatusconsonant systemcomtesse du barrycomputer addresscolaptes auratusclassified stockclass-action suitclass psilotataeclass polychaetaclass gnetopsidaclass gastropodachristmas flowerchristmas factorchocolate moussecesarian sectioncesarean sectioncelosia cristatacatalpa speciosabypass capacitorbureau of customsboletus variipesboletus pallidusboatswain's chairboard of trusteesblock anesthesiabinet-simon scalebattle of plasseybatch processingbasket spikemossbasal metabolismballast resistoraxiomatic systemaurora australisassociation areaassociated stateassociate in artsassociate degreeasigmatic aoristarethusa bulbosaarctotis venustaaqueous solutionaletris farinosaaedes albopictusacoustic storageacoustic aphasiaabsurdist humour
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