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

 (In Any Order)
There are 944 15 letter words, 305 15 letter phrases and 0 15 letter abbr's with O,P,T,I,S in.

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

Expand?WordSave?LengthUsagePointsType
photosynthesize15
35 verbv
verb

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

psychophysicist15
35 nounn
noun

• a psychologist trained in psychophysics

psychosexuality15
35 noun, adjectiven, adj
noun

• the mental representation of sexual activities

phosphatization15
34 nounn
Valid word for Scrabble US
hydroxyapatites15
34 nounn
Valid word for Scrabble US
hyposensitizing15
33 verb, adjectivev, adj
Valid word for Scrabble US
phytotoxicities15
32 nounn
Valid word for Scrabble US
physiopathology15
32 nounn
Valid word for Scrabble US
pathophysiology15
32 nounn
noun

• The physiological processes associated with disease or injury.

lyophilizations15
32 nounn
noun

• a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes

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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 (944)
psychotherapistpithecanthropusophthalmologistpersonificationintussusceptionunsophisticatedhospitalizationphotojournalistspermatogenesisprognosticationtransplantationphysiotherapistprocrastinatingunsportsmanlikeprocrastinationparthenogenesissympathomimeticelectrophoresiscompetitivenessimpressionisticimprovisationalsurreptitiouslyphotojournalismsuppositionallypsychobiologistpretentiousnessappropriatenesssuperimpositionpalaeontologisthospitalisationexpressionisticdisappointinglycompassionatelyphotosynthesizeintrospectivelypulchritudinousprestidigitatorpostoperativelyplainclothesmanmultiprocessinginspirationallyemancipationistdistributorshipretrospectivelyneuropsychiatrymisappropriateddispassionatelyprognosticatingsupplementationepistemologicalpunctiliousnessprognosticativeprestigiousnessprecipitousnessphosphocreatinenonprescriptionnonpartisanshipinopportunenesshermaphroditismextemporisationexpeditiousnessdisproportionalcooperativenesscomplicatednesstrypanosomiasistranspositionaltranscriptionalthromboplastinssycophanticallysupernutritionssuperannuationsspecializationsspecialisationssophisticatedlysimplificationsserendipitouslyrepristinationsrepresentationsrecapitulationspsychotomimeticpsychosynthesispsychometricianpsychohistorianpseudoscientistproximatenessesprotozoologistsproselytizationprohibitivenessprogressivisticprognosticatorsprofitabilitiesprettificationspresuppositionspreregistrationprefabricationspredispositionsposthemorrhagicpostapocalypticpolymerisationspoliomyelitidesphotosensitizedphotoperiodismsphotoengravingsphosphatizationphilanthropistspestiferousnesspersonalizationperfectionisticparasitologistsoverconsumptionovercomplicatesoperationalistsnonimportationsmisappropriatesmisapplicationsmetallographiesintrospectionalinterpretationsinterpellationsincapacitationsimprovisatorialimprovabilitiesimpoverishmentshyposensitizinghypersalivationhyperfastidioushistoriographicharpsichordistsexponentiationsexceptionalnessexceptionalismsepitheliomatousepistemologistsemployabilitiesdisproportioneddisapprobationsdisappointmentsdecompensationsdaguerreotypistcyproheptadinescorticotrophinsconceptualizersconceptualitiesconceptualisingcompositionallycomplementariesautoradiographsautobiographersastrophysicistsarteriographiesantimonopolistsantiaphrodisiacanthroposophiesanthropometriesaminopeptidasesallotetraploidsaccomplishmentsuncompassionatesymptomaticallypsychophysicistpreservationistpolycrystallineconceptualisticcircumscriptionunappreciationstrypanosomiasestransportationstranspirationalthermoperiodismtemporarinessesteleprocessingssymptomatologicsympathectomiessuperscriptionssupersaturationsuperovulationssupermajoritiessuperinfectionssuperinductionssupererogationssuperelevationssuperconvenientsupercontinentssuperconductivesuperconductingsubreptitiouslysubproletariatssuboptimizationstreptothricinsstadtholdershipsplenectomizingspinthariscopesspectroscopistsspectrographiessophisticationssolipsisticallyseptendecillionsaprophyticallysaprogenicitiessaponificationsrepudiationistsrepolarizationsreimplantationsrehospitalizingradiotherapistsradiotelephonesradiotelegraphsradioautographspsychotherapiespsychoneuroticspsycholinguistspsychohistoriespsychoacousticsprussianizationprovocativenessprovincialitiesprotoporphyrinsprotohistoriansprosthodontistsprostatectomiesproprioceptionsproprietorshipspronunciamentospromotivenessespromotabilitiesproletarianizesproletarianisesproletarianisedprohibitionistsprogressivitiesprocrastinatorsprioritizationspreterminationspressurizationsprepublicationspreponderationsprehistoricallypreformationistpredestinationsprecipitinogenspostvaccinationposttransfusionpoststimulatorypoststimulationpostproductionspostpollinationpostmillenarianpostmastershipspostirradiationpostinoculationpostdivestiturepostdevaluationpopularizationspolynucleotidespolymerizationspoliticizationspointlessnessespneumonectomiesplatitudinouslyplatinocyanidesplasticizationsplainclothesmenpinealectomizespictorialnessesphytotoxicitiesphysiotherapiesphysiopathologyphthalocyaninesphototoxicitiesphotosensitizesphotosensitizerphotoreductionsphotoreceptionsphotooxidationsphotoinductionsphotogeologistsphotofinishingsphotoduplicatesphotodissociatephotobiologistsphosphorylativephosphorylationphosphorylatingphosphoproteinsphilanthropoidsphenylthioureasphenomenologistphenomenalisticphenobarbitonespharmacologistspharmacognosticphantasmagoriasperfunctorinesspentobarbitonespathophysiologypathogenicitiespasteurizationsparthenocarpiesparasitologicalparasitizationsparanormalitiespantisocratistspantisocraticalpaleozoologistspaleontologistspaleomagnetistspaleomagnetismspaleoecologistspaleobiologistspalatalizationsoverspeculationoverspeculatingoverprotectionsoverproportionsoverproductionsoverpopulationsovercapitalizesoutdoorsmanshiposteopathicallyorthopsychiatryoptoelectronicsopinionatednessophthalmoscopicophthalmologiesoperativenessesoperationalismsomnicompetencesnonpsychiatristnonparticipantsnonimplicationsnonhospitalizednoncooperationsnonconsumptionsmultiprocessorsmultipolaritiesmultiplicationsmonospecificitymonopolizationsmisdescriptionsmiscomputationsmicrosporocytesmicropulsationsmicroprojectorsmicroporositiesmercaptopurineslyophilizationslegislatorshipsjuxtapositionalinterpersonallyinterparoxysmalintercomparisoninstructorshipsinoperativenessinhospitalitiesincorruptnessesimprobabilitiesimpossibilitiesimplementationsimpetuousnessesimpersonalitiesimpecuniositiesimmunotherapieshypothyroidismshypopituitarismhypnotherapistshypervelocitieshypertonicitieshypersecretionshypermodernistshypermobilitieshypermetabolismhyperinflationshyperextensionshyperexcretionshypercatabolismhydroxyapatiteshistophysiologyhistopathologicheteromorphismsgraphitizationsgeostrophicallygeomorphologistfibrinopeptidesexportabilitieseutrophicationserythropoietinsepizootiologiesepithelizationsepidemiologistsendoparasitismsencephalitogensenantiomorphouselectrodepositsdisposabilitiesdiastrophicallydepolarizationsdepigmentationsdecomposabilitydaguerreotypiescryptozoologistcryptozoologiescryptosporidiumcryptorchidismscosmopolitanismcooperationistscontrollershipscontrapositivescontrapositionsconsultantshipsconservatorshipcomputerphobiascomputabilitiescomplementizerscompatibilitiescompassionatingcomparativenesscomparabilitiesclaustrophobiascircumspectionschronotherapieschemotherapistschemoreceptionscapitalizationsbumptiousnessesbronchoscopistsblaxploitationsbipolarizationsbiostratigraphybibliotherapiesbacteriophagiesautotetraploidsautobiographiesatmosphericallyastrophysicallyaromatherapistsarchiepiscopateapolipoproteinsapocalypticismsantispeculationantishopliftingantiprogressiveanthropophagiesanthropologistsaccountantshipsunpretentiouslyultramicroscopesuperstitiouslysuperpatriotismstreptobacillusstereotypicallyrepetitiousnesspsychosexualityprepositionallyimportunatenesshypostatizationhyperthyroidismhistoriographerenantiomorphismelectropositivedermatoglyphicscytoplasmicallycrossopterygiancomptrollershipcompressibilityboustrophedonicanthropopathismanisotropicallyachondroplasticultraprecisionsprerevisionistspredevaluationslymphocytosisesinteroperativescountersteppingantidepressionsanticorruptionszoophytologistszoophysiologistzinjanthropusesvideotelephonesvespertilioninevespertilionidsvapourabilitiesunprotestantizeunprotestantiseundisappointinguncomplaisantlyunapostolicallyultramicroscopytropicalisationtripersonaliststripersonalismstrinitrophenolstrainspotterishtopochemistriesthoracoplastiesthermotherapiestheriomorphosistheriomorphosestheriomorphismstherianthropismtheosophisticalthanatographiesthalassographictelautographiessynaposematismssymptomologicalsymphysiotomiessymphyseotomiessymmetrophobiassuspercollatingsupranationallysuppositionlesssuperstructionssuperorganicistsuperordinatingsupernationallysuperfoetationssuperexaltationsuperconductionsupercomputingssuperadditionalsulphurizationssulphurisationssulphathiazolessuboptimisationstrephosymboliastratosphericalstomatoplastiesstilpnosideritestigmatophiliststigmatophiliasstereographicalstegocephalianssteganographiststeganographiesstaphyloplasticstadholdershipssplenectomisingspironolactonesspirochaetaemiaspiritousnessesspheroidizationspheroidisationspheroidicitiessphaerosideritespermatogeneticspermatoblasticspeleotherapiesspeechificationslumpflationaryseptentrionallyselenographistsscrumptiousnessscintilloscopesscintillascopesschizophreneticsalpingectomiesrummlegumptionsrummelgumptionsrumblegumptionsrontgenoscopiesroentgenoscopicreprivatisationrepolarisationsrehospitalisingreconceptualisereciprocalitiespyrotechnicianspyretotherapiespyramidologistspyknodysostosispunctuationistspterylographiespteridophilistspsychrometricalpsychosomimeticpsychogeriatricpsychogeneticalpsychochemistrypsilanthropistspsilanthropismspseudosolutionspseudomutualitypseudoarthrosisprussianisationprotospathariusprotospathairesprotistologistsprothonotariatsproselytisationpropylitisationpropositionallyproportionmentspropagabilitiesprominentnessesprolocutorshipsproletariannessproletarianismsprojectizationsprojectisationsprohibitionismsprogressionistsprogenitorshipsprogenitivenessprofessionalistproducibilitiesprocuratorshipsprocreativenessprocrastinatoryprocrastinativeprocessionalistproceleusmaticsprobationershipprobabilioristsprioritisationsprimordialitiesprimogenitrixesprimogenitricespressurisationspresentationistpresentationismprenegotiationspreformationismpredesignationspredatorinessespreconstructionpreconstructingpragmatizationspragmatisationspotentiometriespostulationallyporphyrogenitespopularisationspontificalitiesponderabilitiespolysynthetismspolysyntheticalpolysynthesismspolychromatismspoliticisationspoliomyelitisespoikilothermismpoikilothermiespococuranteismspneumoconioticspneumatometriespneumatologistsplasticisationsplasmolyticallyplantaginaceousplagiostomatouspinealectomisespinealectomisedpiezomagnetismsphyllosilicatesphototransistorphotosynthesisephotosensitisesphotosensitiserphotosensitisedphotoluminescesphotoluminescedphotoionisationphotoelasticityphosphocreatinsphosphatisationphoneticisationphonemicisationphlogisticatingphilosophastersphenomenalitiesphenakistoscopepharyngologistspharmacopolistspharmacopoeistspharmacognosistphantasmagoriesphantasmagorialphallocentrismspetrophysicistspetrocurrenciespersonalisationperissodactylicperissodactylesperiodontitisespatrifocalitiespatrializationspatrialisationspasteurisationsparasitisationsparametrisationparabolizationsparabolisationspantopragmaticspanophthalmitispalatalisationspalaeozoologistpalaeontologiespalaeomagnetismpalaeographistspalaeoecologistpalaeobotanistspalaeobiologistpalaebiologistsovoviviparitiesovercapitalisesovercapitalisedorthophosphoricornithodelphousorganotherapiesorganographistsoptimalizationsoptimalisationsopsonificationsopisthographiesopisthognathismoophorectomizesoophorectomisesoophorectomisedonychocryptosisomoplatoscopiesnucleoplasmaticnonpartizanshipnonhospitalisednondescriptnessnoncomputerisedneurocomputingsnephrectomisingmusicotherapiesmonopolisationsmonophthongizesmonophthongisesmonophthongisedmispunctuationsmisproportionedmisimprovementsmisappreciationmisacceptationsmicropyrometersmicropegmatitesmicrocomputingsmicrocomponentsmetropolitanismmetropolitanisemetempsychosistmetallographistmesaticephalousmassotherapistsmalpresentationmalappropriateslyophilisationslithontriptistslithonthrypticslipogrammatistslipogrammatismslipodystrophieslexicographistsleucocytopeniaslaryngoscopistslapidificationsisoperimetricalirreciprocitiesintrosusceptioninspirationistsinspirationismsinopportunitiesinoperabilitiesinappreciationsimprovvisatriceimprovvisatoresimprovisatrixesimprovisatricesimposthumationsimportabilitiesimpoliticnessesimperturbationsichthyophagistshystricomorphichypsometricallyhypostasizationhypostasisationhyposensitisinghypocrystallinehypochondriastshypnotisabilityhydrotherapistshomoplasticallyhistocompatibleheterostrophieshepaticologistsheliosciophytesgraphitisationsgeomorphogenistgalvanotropismsgalvanoplastiesgalactopoieticsferroprussiatesextemporarinessexpostulatinglyexplorationistsevaporabilitiesepithelisationsepicondylitisesenterohepatitisenhypostatizingenhypostatisingencyclopaedistsencephalotomiesenantiomorphiesempoverishmentselectroplatingselectrographiesedriophthalmousdisincorporatesdisincorporateddisimprisonmentdisempowermentsdisappropriatesdisappropriateddisapplicationsdiplomatologiesdiphenylketonesdiaphototropismdiaphototropiesdiaheliotropismdesulphurationsdermatoplastiesdermatographiesdermatographiasdepolarisationsdeplorabilitiesdephlogisticatedehypnotisationdactylographiescytopathologiescryptographistscorruptiblenesscooperativitiescontrapuntalistcontemperationsconsumptivitiesconsumptivenessconspiratressesconscriptionistconduplicationsconceptualiserscomputerisationcompotationshipcompositenessescompliantnessescomplementiserscommandantshipsclimatographiescircumpositionschromotherapieschemopsychiatrychaptalizationschaptalisationschalcographistscercopithecoidscentuplicationscathodographiescastanosperminecapitalisationsbisphosphonatesbipolarisationsbioprospectingsbibliophilisticbatrachophobiasbalneotherapiesarchpriesthoodsappropinquitiesapprenticehoodsapothegmatisingapophthegmatistapophthegmatiseapoliticalitiesapheliotropismsantiphlogisticsanthroposophistanthropopsychicanthropophuismsanthropophobicsanthropophobiasanthropopathiesanthropometristanthropolatriesantaphrodisiacsactinotherapiesacroparesthesiaabsorptiometerstransposabilitytorpediniformestetrasporangiumsuperordinationstenopelmatidaespongioblastomaspirochaetaceaespectroscopicalself-pollinationself-pollinatingself-opinionatedself-improvementself-descriptionsciadopityaceaepycnodysostosisptilonorhynchusprospectivenesspraisworthinesspoverty-strickenpoitou-charentespoikilothermousoppositionalityopisthorchiasisopisthognathousopisthobranchianonpsychoactivenonenterprisingnephrolithiasismephistophelianmephistopheleanlymphoblast-likelow-spiritednessleptosporangiumleptomeningitishypovitaminosishypostatisationgasterophilidaeeuropeanisationdermatophytosisdecompositionaldactyloscopidaectenocephalidescosmopolitanityclosed-captionedbrownish-stripedbalanoposthitisbacteriophagousanthropogenesisalphabetisationaegyptopithecusacousticophobiaaccipitriformes
Phrases (305)
water absorptiontussilago alpinastyrax japonicumstonecrop familystandup comedianstamp collectingstable companionspreading factorsports implementsports equipmentspiritual domainspelling contestspeech communityspecial contractspatial relationspatial propertysouthern baptistsound perceptionshorthand typistserial operationsecurity depositsaturation pointrescue operationres ipsa loquiturpsychotic beliefprunus domesticapresident wilsonpresident hooverpractice sessionpositive balancepolitical systempolitical spherepolar oppositionpocket billiardsplexus caroticuspit of the stomachphysical contactpersonality testosmotic pressureoperating systemneotoma fuscipesmustela putoriuslogistic supportlocal post officeline one's pocketsleguminous plantlagopus scoticusjoseph priestleyjohn witherspooniridaceous plantintravenous driphistorical papergossip columnistgenus rhinopteragenus priodontesgenus potentillagenus himantopusgenus geothlypisgenus aspidiotusemotional personeccentric persondomestic prelatedasyprocta aguticompositor's casecomposite numbercapital of swedencapital of kansascapital of israelcapital of cypruscapital of alaskabranta leucopsisbasic assumptionband of partisansavoirdupois unitautomatic pistolascidian tadpoleancestor worshipalto saxophonistalluvial depositalliaceous plantacer platanoidesxyris operculatawilliam thompsonwilliam patersonwhite snapdragonwhistle-stop tourvena perforantisvena occipitalisus postal servicetyphoid bacillustwenty-two pistoltwelve olympianstropaeolum minustrifolium repenstrial impressiontobacconist shoptemple of artemistelescopic sighttaste perceptiontallapoosa riversynoptic gospelsswertia speciosasweet potato vinesuspension pointsuppurating soresupporting towersupport stockingstudio apartmentstriped muishondstephen sondheimsteel productionstamp collectionstagnant hypoxiaspotted weakfishspinal nerve rootspeak of the devilsound projectionsodium phosphatesoapwort gentianslip-joint pliersslip of the tonguesir peter ustinovsir joseph paxtonsir jacob epsteinshipboard systemseriphus politusseidlitz powderssaxicolous plantsaturnia pavoniasaratoga springssampling stationsalmonella typhirupicolous plantrubiaceous plantrespiratory ratepyramids of egyptpyloric stenosispush-button radiopulse modulationpublic transportpublic relationsptolemaic systempterygoid plexuspterygoid musclepsychotic personprotoctist orderprotoctist genusproteus anguinuspromotion systemprocess printingprinting processprimitive personpresident taylorpresident monroeprairie sagewortpotassium iodidepotage st. germainposthumous birthpostfix notationpostage frankingport jackson pinepopulation shiftpope sylvester iipope callixtus iipolice constablepoint of apoapsispocketbook issueplectognath fishplains spadefootpityriasis roseapitot-static tubepisonia aculeatapin-tailed grousepilot blacksnakepieris protodicepicture postcardpicea orientalisphenolic plasticphase transitionphase modulationpentatonic scalepenstemon parryipenstemon doliuspectoralis minorpectoralis majorpast progressivepassion of christpainted tortoisepacific sturgeonoxylebius pictusorder therapsidaorder psilotalesorder parietalesorder opuntialesoral personalityoptical illusionopportunity costokapia johnstoniodontoid processobservation postnorthern baptistnon compos mentisnewspaper editormountain spinachmost importantlymilitary posturemicroscope stagemesophytic plantmagnetic compassliliaceous plantlight microscopelepiota rhacodeslegal separationlasiocampid mothjapanese apricotisthmus of panamaintercom speakerimportant personimplements of warimperforate anushypostatic unionhyponitrous acidhypogastric veinhimantopus stiltherb christopherheat prostrationheat dissipationhaptic sensationgrigori rasputingreat depressiongramineous plantgrade separationgestation periodgenus thermopsisgenus thamnophisgenus strophariagenus sitophylusgenus pylodictusgenus psychotriagenus pritzelagogenus potamophisgenus pontederiagenus polybotriagenus polioptilagenus polianthesgenus pholistomagenus pecopterisgenus ostryopsisgenus oreopterisgenus odontaspisgenus leptospiragenus eupatoriumgenus eumetopiasgenus ectopistesgenus dryopterisgenus dipteroniagenus diplotaxisgenus aplodontiafictitious placeeuropean catfishequestrian sportepigastric fossaects-credit pointdomestic partnerdipterous insectdiplomatic corpsdiane de poitiersdamon and pythiascrotalus lepiduscoprinus comatusconsumption weedcomputing systemcomputer sciencecomputer displaycomposite schoolcleanup positionclass psilotataeclass gnetopsidaclapp's favouritecatalpa speciosacaspar bartholincactus euphorbiabypass capacitorbuilt-soap powderbristlecone pineboletus variipesboletus pallidusbigtoothed aspenbig-toothed aspenbatch processingbasket spikemossaversion therapyautonomic plexusauditory aphasiaatomic explosionastilbe japonicaapostolic palaceapostelic fatherangular positionanal personalityalpine coltsfootaliterate personaedes albopictusactive transportacoustic aphasia
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