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

 (In Any Order)
There are 888 15 letter words, 262 15 letter phrases and 0 15 letter abbr's with O,S,I,E,S,T in.

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

Expand?WordSave?LengthUsagePointsType
photosynthesize15
35 verbv
verb

• To synthesize carbohydrates from carbon dioxide and water using the energy of light by photosynthesis

psychosexuality15
35 noun, adjectiven, adj
noun

• the mental representation of sexual activities

hyposensitizing15
33 verb, adjectivev, adj
Valid word for Scrabble US
schematizations15
31 nounn
noun

• providing a chart or outline of a system

• the act of reducing to a scheme or formula

psychosynthesis15
31 nounn
noun

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

symmetrizations15
31 nounn
Valid word for Scrabble US
nonobjectivisms15
31 nounn
Valid word for Scrabble US
psychotherapist15
30 nounn
noun

• a therapist who deals with mental and emotional disorders

photosensitized15
30 verb, adjectivev, adj
verb

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

psychotherapies15
30 nounn
noun

• the branch of psychiatry concerned with psychological methods

• the treatment of mental or emotional problems by psychological means

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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 (888)
psychotherapistinstantaneouslyintussusceptionunsophisticatedanaesthesiologydisillusionmentspermatogenesisphysiotherapistunsportsmanlikeparthenogenesisconscientiouslyelectrophoresisdesensitizationcompetitivenessimpressionisticdisadvantageoussurreptitiouslypretentiousnessinterscholasticforesightednessappropriatenesssuperimpositiongloucestershiregastroenteritisexpressionisticconservationisttrustworthinesscompassionatelystereoisomerismstereochemistryphotosynthesizeunrighteousnessmultiprocessingindustriousnessdispassionatelyatherosclerosissystematizationstandoffishnesspunctiliousnessprestigiousnessprecipitousnessmeritoriousnessinsurrectionistinopportunenessillustriousnessexpeditiousnessemotionlessnesscooperativenesscontentiousnessconsideratenesscomplicatednessblameworthinessvexatiousnessestrisoctahedronstenaciousnessestemerariousnesssupernutritionssuperannuationsstoichiometriesspecializationsspecialisationssophisticatedlyserendipitouslysensationalizessensationalizedsensationalistssensationalisessedimentologistschoolmasterishschistosomiasesschematizationsrumbustiousnessretrogressivelyrepristinationsrepresentationsreinstallationspsychosynthesispseudoscientistproximatenessesprohibitivenessprogressivisticpresuppositionspredispositionspolymerisationsphotosensitizedphotoperiodismspestiferousnessoverenthusiasmsosmoregulationsoperationalistsobstructivenessnitrocellulosesneuroanatomistsnecessitousnessmisappropriateskremlinologistsintegrationistsinformativenessindomitablenessincorrectnessesinconsistenciesimpoverishmentshyposensitizinghyperfastidiousexceptionalnessexceptionalismsepistemologistselectroanalysiseducationalistsdisorientationsdiscountenancesdiscontinuitiesdiscontinuancesdiscontentmentsdisconcertmentsdiscombobulatesdisappointmentsdichotomousnessdiastereoisomerdialectologistsdestructionistsdeleteriousnessdeconstructionsdecompensationscytogeneticistscorticosteronesconvertiblenessconsecutivenessconceitednessescommensurationscoinvestigatorscholinesterasesbountifulnessesbloodguiltinessbioregionalistsatrabiliousnessarrondissementsanthroposophiesankylostomiasesanfractuositiesancylostomiasesaminopeptidasesambitiousnessesaccomplishmentsunobtrusivenessuncompassionatepreservationistwesternizationswesternisationsvoluntarinessesvivisectionistsviscoelasticityunsociabilitiesultramoderniststrypanosomiasestransmissometertonsillectomiestomboyishnessestoastmistressesthalassocraciesterritorialiststerritorialismstergiversationstenosynovitisestemporarinessesteleprocessingssynchronicitiessympathectomiessymmetrizationssuperscriptionssupersaturationsuperovulationssupermajoritiessuperinfectionssuperinductionssupererogationssuperelevationssupercontinentssubreptitiouslysubproletariatssubinfeudationsstrongyloidosesstreptothricinssteroidogenesissteroidogenesesstadtholdershipspinthariscopesspectroscopistsspectrographiessolderabilitiessesquicarbonatesententiousnesssensualizationssensationalismssensationalisedsemiabstractionsegregationistsseditiousnessessedimentologiessecuritizationssecularizationsseaworthinessessclerotizationsscintillometerssaprogenicitiessacrosanctitiesrighteousnessesrheumatologistsretransmissionsretinoblastomasresurrectionistrestrictionistsrestrictionismsreservationistsreregistrationsrepudiationistsredistributionsredistillationsreconstructionsreconstitutionsreconsecrationsreconditenessesreasonabilitiesreactionaryismsradiotherapistspsychotherapiespsychoneuroticspsychohistoriesprovocativenessprostatectomiesproprietorshipspromotivenessesproletarianisesprogressivitiespressurizationspredestinationspostmastershipspostdivestiturepointlessnessespictorialnessesphysiotherapiesphotosensitizesphotosensitizerphotogeologistsphotodissociatephosphoproteinsperfunctorinesspasteurizationspaleozoologistspaleontologistspaleomagnetistspaleomagnetismspaleoecologistspaleobiologistsoxidoreductasesoverstabilitiesoversensitivityoversaturationsoverinvestmentsoverintensitiesoverestimationsoverdiversitiesosteomyelitisesopinionatednessoperativenessesoperationalismsobtrusivenessesobstinatenessesobservabilitiesobjectivenessesnormativenessesnonsimultaneousnonsegregationsnonobjectivistsnonobjectivismsnonintercoursesnoninstallmentsneurosecretionsneuroscientistsneurobiologistsneocolonialistsmultiprocessorsmountainousnessmomentarinessesmisregistrationmisorientationsmisdescriptionsmiscorrelationsmicrostructuresmicrosporocytesmicroseismicitymicroporositiesmicrodissectionmetafictionistsmastoidectomiesmaladroitnesseslysogenizationslitigiousnesseslignosulfonateslightsomenesseslexicalisationslegislatorshipsinviolatenessesintolerablenessinterdiffusionsinsociabilitiesinoperativenessinhospitalitiesincorruptnessesimpossibilitiesimpetuousnessesimpersonalitiesimpecuniositiesidiomaticnesseshypnotherapistshypersecretionshypermodernistshyperextensionshydrocortisoneshomosocialitieshomosexualitieshomogenisationsholometabolismsheterothallismsheteromorphismsgyrostabilizersgeohydrologistsgeneralisationsfractiousnessesflirtatiousnessferromagnetismsfacetiousnessesexsanguinationsevocativenessesethnohistoriansesterificationsepidemiologistsenterocolitisesendoparasitismsemulsificationselectrofishingselectrodialysiselectrodialyseselectrodepositsecclesiologistsdownrightnessesdissolutenessesdisposabilitiesdisintegrationsdisinfestationsdisembowelmentsdisembarkationsdiscouragementsdisconformitiesdisaggregationsdictatorialnessdesultorinessesdesalinizationsdefenestrationsdeconsecrationscytochemistriescustomarinessescrotchetinessescrashworthinesscountershadingscorticosteroidscooperationistscontrollershipscontrapositivesconservatorshipconsanguinitiesconfessionalistconcertmeisterscomparativenesscombativenessescleistogamouslycircumspectionscholestyraminescholecystitiseschemotherapistsbumptiousnessesbrotherlinessesbiosystematistsbacteriologistsautosuggestionsatrociousnessesassociativitiesaromatherapistsantiprogressiveanticonvulsivesairworthinessesaerosolizationsaerodynamicistsabsorbabilitiestendentiousnesssuperstitiouslysuperpatriotismsubordinatenessstreptobacillusrepetitiousnesspsychosexualitynucleosynthesisneoconservatismlongsightednessinvoluntarinessimportunatenesshemochromatosiscrossopterygiancompressibilitybasidiomycetouswhistleblowingsultraprecisionsschlockmeistersprerevisionistsosteomyelitidesnonuniversitiesnonstationariesnoncombustibleslymphocytosisesendometriosisescholecystitidesantisubversionsantiobscenitiesantidepressionszinjanthropuseswhoremistressesweatherisationswatercolouristsviscosimetricalvespertilionidsvertiginousnessuterogestationsunseaworthinessunprotestantiseuncourtlinessesultramodernismstripersonaliststripersonalismstrinitrocresolstraumatonastiestransliteratorstransgressionaltrainspotterishtraditionalisestopochemistriesthoracoplastiesthermochromismsthermalisationstheriomorphosistheriomorphosestheriomorphismstheosophisticaltheologisationstheocentricismsthankworthinesstetartohedrismstestimonializestestimonialisestestimonialisedterritorialisesteratogeniciststenovaginitisestendenciousnesstelomerisationstelejournaliststelejournalismssystematologiessynthetizationssynthetisationssynthesizationssynthesisationssyncretizationssyncretisationssynaposematismssymphysiotomiessymphyseotomiessymmetrophobiassymmetrisationssuspercollatingsuppositionlesssuperstructionssuperorganicistsuperfoetationssupercomputingssulphathiazolessuggestionizingsuggestionisingsubcategorisingsubalternationssubaggregationsstrombuliferousstrephosymboliastratosphericalstrabismometersstomatoplastiesstoicheiologiesstoechiometriesstilpnosideritestereoisometricstegocephalianssteganographiststeganographiesstalagmometriesstadholdershipssplenectomisingspironolactonesspiritousnessesspheroidisationspheroidicitiessphaerosideritespermatoblasticspeleotherapiessouthwesterliessoutherlinessessoutheasterliessinistrodextralsigmoidectomiesshockumentariessherardizationssherardisationssericitizationssericitisationssensualisationssemiconductionsselenographistssecuritisationssecularisationssectionizationssectionisationsscrumptiousnesssclerotisationsscintilloscopesscintillascopesschoolteachingsschoolmistressyschoolmasteringschillerisationschematisationssansculotteriessalpingectomiessacerdotalisingrostrocarinatesrontgenoscopiesrontgenologistsrontgenisationsriverworthinessrevolutionisersrevitalisationsrevisualisationrevalorisationsretrogressionalretroactivenessretaliationistsresurrectionismresurrectioniserestorationistsrestorationismsrestitutionistsrestitutionismsresolvabilitiesresocialisationresinificationsrequisitionistsrepolarisationsreorganisationsremoralisationsremonetisationsremobilisationsrelativisationsrehospitalisingregularisationsreformationistsrecondensationsrecolonisationsrecanalisationsradiosensitizesradiosensitizedradiosensitisesradiosensitisedquattrocentistsquattrocentismspteridophilistspsychosomimeticpsychochemistrypseudosolutionspseudoarthrosisprotospathairesproselytisationprominentnessesproletariannessproletarianismsprojectisationsprogressionistsprogenitorshipsprogenitivenessprofessionalistprocreativenessprocessionalistproceleusmaticspressurisationspresentationistpresentationismpredesignationspredatorinessespolysynthetismspolysynthesismspoliomyelitisespococuranteismspneumatologistspinealectomisespiezomagnetismsphyllosilicatesphotosynthesisephotosensitisesphotosensitiserphotosensitisedphotoluminescesphosphocreatinsphilosophastersphenakistoscopepharmacopoeistsphantasmagoriesphallocentrismspetrophysicistspersonalisationperissodactylicperissodactylesperiodontitisespasteurisationspalaeographistspalaeobotanistspalaebiologistsoverhastinessesovercentralisesovercapitalisesostreiculturistosteoarthriticsostensibilitiesopisthographiesoophorectomisesoncogeneticistsomoplatoscopiesoccasionalitiesnumismatologiesnuclearisationsnotoriousnessesnorthwesterliesnortherlinessesnortheasterliesnorethisteronesnonhospitalisednondescriptnessneutralisationsnarcoterroristsnarcoterrorismsmusicotherapiesmortiferousnessmonophthongisesmongrelisationsmisimprovementsmiscontentmentsmisacceptationsmineralisationsmicrosatellitesmetempsychosistmetachromatismsmesaticephalousmedicalisationsmassotherapistslysogenisationslithesomenessesliteralisationslipodystrophieslionheartednessliberalisationslexicographistslegitimisationslateralisationslactiferousnesskinetonucleuseskeratinisationsintrosusceptioninteractionistsinteractionismsinsolvabilitiesinobtrusivenessindigenisationsimprovvisatoresimprovisatrixesimprovisatricesimpoliticnessesimmiserizationsimmiserisationsillegalisationsidioticalnessesidiomaticalnessichthyosauruseshysterectomizeshysterectomiseshysterectomisedhyposensitisinghydrotherapistshydrogeologistshousemistressesheterostrophiesheteroscedasticheterochronismshepaticologistsheliosciophytesgyrostabilisersgreisenizationsgreisenisationsgrangerisationsglutinousnessesgeometrisationsgelatinisationsgalvanoplastiesfraternisationsformativenessesforisfamiliatesforeshorteningsforensicalitiesferroprussiatesfederalisationsfaithworthinessextensivisationextensionalismsextemporarinessexplorationistsexclaustrationsevangelisationseternalisationsepithelisationsepicondylitisesenvenomisationsenthronisationsenhypostatisingencyclopaedistsempoverishmentselectrochemistsecclesiolatriesdysteleologistsdistortednessesdissolubilitiesdissertationistdisincorporatesdisimprisonmentdisforestationsdisempowermentsdisemboguementsdiscontiguitiesdiscomboberatesdisappropriatesdisafforestmentdisaccommodatesdevitalisationsdevalorisationsdesulphurationsdesulfurisationdesilverisationdesexualisationdesalinisationsdesacralisationdermatoplastiesderivatisationsderegistrationsdepolarisationsdemythologisersdemoralisationsdemonetisationsdemobilisationsdelocalisationsdehumanisationsdefeminisationsdecolorisationsdecolonisationsdecimalisationsdecasualisationcyberterroristscyberterrorismscosmeticologiescorruptiblenesscorrosibilitiescorreligionistscorrelativenessconversationismcontrariousnesscontractivenesscontinuednessescontinualnessescontinentalistscontinentalismscontesserationsconsumptivitiesconsumptivenessconstringenciesconspiratressesconsimilaritiesconservatoriumsconsentaneitiesconjunctivenessconfusabilitiesconcretisationsconceptualiserscompositenessescompliantnessescomplementiserscoinstantaneouscoessentialnesschromaticnesseschannelisationscentralisationscategorisationscategoricalnesscastrametationscastanosperminecaramelisationscanisterisationbronchiolitisesbowdlerisationsbloodthirstiestbisphosphonatesbioprospectingsautostabilitiesautoschediasticastrogeologistsassociabilitiesarchpriesthoodsarcheobotanistsarchaeometristsarachnoiditisesapheliotropismsantisocialitiesangustirostrateallegorisationsaftersensationsaerosolisationsaeroelasticiansadsorbabilitiesacroparesthesiaabsorptiometersabsorbefacientsvasovesiculitisureterostenosisunconscientiousthoracocentesissystematisationspectroscopicalsemi-abstractionself-stimulationself-righteouslyself-realisationself-destructionself-descriptionself-constitutedprospectivenesspraisworthinessnephrolithiasisneoclassicisticlow-spiritednesslexicostatisticlaryngostenosiskeratoscleritisinsurrectionismheterosexualismhemiascomycetesforthcomingnessenterolithiasisdestalinisationdestabilisationdesensitisationdermatophytosisdermatomyositisde-stalinisationcryoanaesthesiacross-sententialcross-questionerconversationistconsubstantiatecombustiblenesschristocentrismbrownish-stripedblastocladialesaristotelianismaristolochialesanthropogenesisacroanaesthesiaacanthoscelides
Phrases (262)
wassily leontiefvisual sensationtietze's syndromethermal emissionsystem of weightsswimming costumestruthio camelusstrait of messinastraight shooterstocking stufferstenotus acaulissports implementsports equipmentspelling contestsouthern baptistsouth west africasource materialssorbus domesticasocial structuresinbad the sailorsecurity depositres ipsa loquiturreligious mysticquarter sessionsprunus domesticapresident wilsonpractice sessionpolitical systemplexus caroticuspersonality testosmotic pressureorder testudinesoperating systemnoise conditionsnewton's first lawneotoma fuscipesmustela putoriusmaria montessoriline one's pocketslincoln steffensjoseph priestleyii thessaloniansgovernment issuegenus priodontesgenus himantopusgenus geothlypisgenus enterobiusgenus aspidiotusfelis domesticusessential tremorernst boris chaindissolving agentdeciduous forestcontinuous tensecontainer vesselcompositor's caseclothes designerclass asteroideabranta leucopsisbenito mussoliniauditory ossicleanxiety neurosisanthemis nobilisancestor worshipair-to-air missileacross the nationzoonotic diseasewhistle-stop tourvireo solitariusvictor franz hessus postal servicetrial impressionthomsen's diseasethermal resistorthales of miletustexas storksbilltelescopic sightsynoptic gospelsswertia speciosasuspension pointsuppurating sorestriped muishondstring orchestrastomach exercisestephen sondheimsteller's sea lionspotted weakfishsow one's wild oatssouth sea islandssomatic delusionsoft-shoe dancingsodium phosphatesocial secretarysocial scientistslip-joint plierssir peter ustinovsir joseph paxtonsir jacob epsteinsimon wiesenthalshorttail weaselshoestring catchshipboard systemseriphus politussensory activitysenecio cruentusseidlitz powderssecond trimestersecond adventistsecond adventismsea island cottonscottish terriersartorius musclesaint-john's-breadsaint johns riversaint elmo's lightrussian rouletterosid dicot genusrocket scientistringer's solutionrestriction sitereiter's syndromerecording systemradio brightnesspyloric stenosisptolemaic systempsychotic personprotoctist genusproteus anguinuspromotion systemprocess printingprinting processpotassium iodidepope sylvester iipocketbook issueplains spadefootpityriasis roseaphase transitionpenstemon doliuspast progressiveoxylebius pictusos tarsi fibulareoriental studiesorder secotialesorder psilotalesohmic resistanceodontoid processobservation postnonlinear systemnon compos mentisnestor notabilismustelus norrisimucous secretionmoving staircasemistletoe thrushmistletoe cactusmimosa sensitivamicroscope stagemaster of sciencemantis religiosomagnetic compasslouis the bruiserlotus americanuslocal anesthesialaszlo lowesteinjehovah's witnessjafnea semitostaisthmus of darienischaemic strokeinverse cosecantinter vivos trusthorseradish roothelicteres isoraheat dissipationharlan fisk stonehaptic sensationgustav i of swedengreat depressiongoldilocks asterglove anesthesiageometric seriesgenus townsendiagenus thermopsisgenus thamnophisgenus strophariagenus steatornisgenus sitophylusgenus sclerotiumgenus rhagoletisgenus pylodictusgenus psychotriagenus potamophisgenus polianthesgenus pholistomagenus pecopterisgenus ostryopsisgenus oreopterisgenus odontaspisgenus lysichitongenus leptospiragenus leontideusgenus forestieragenus eumetopiasgenus eragrostisgenus elsholtziagenus ectopistesgenus dryopterisgenus dolichotisgenus diplotaxisgenus cetorhinusgenus athrotaxisgenus antidorcasgasoline stationgalveston islandfree associationfrancis townsendfrancis scott keyformal semanticsflushless toiletextension courseequestrian sportepigastric fossaendocrine systemembryonic tissuedressing stationdomestic sciencedisciotis venosadirect discoursedipterous insectcrotalus lepiduscrataegus molliscostume designercosmetic surgerycosmetic surgeoncomputing systemcomposite schoolclassified stockclass psilotataeclass gnetopsidachristmas flowercesarian sectioncesarean sectioncelosia cristatacatalpa speciosaboletus variipesboletus pallidusblock anesthesiabinet-simon scalebertillon systembatch processingbasket spikemossbasal metabolismballast resistoraxiomatic systemassociation areaassociated stateassociate in artsassociate degreearctotis venustaaqueous solutionaletris farinosaaedes albopictusacoustic storage
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