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

 (In Any Order)
There are 446 15 letter words, 128 15 letter phrases and 0 15 letter abbr's with O,S,I,O,N,S in.

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

Expand?WordSave?LengthUsagePointsType
photosynthesize15
35 verbv
verb

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

adenohypophysis15
32 nounn
noun

• the anterior lobe of the pituitary body; primarily glandular in nature

neurohypophysis15
31 nounn
noun

• the posterior lobe of the pituitary body; primarily glandular in nature

nonobjectivisms15
31 nounn
Valid word for Scrabble US
photosensitized15
30 verb, adjectivev, adj
verb

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

professionalize15
29 verbv
verb

• become professional or proceed in a professional manner or in an activity for pay or as a means of livelihood

• make professional or give a professional character to

photosensitizes15
29 verbv
verb

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

photosensitizer15
29 nounn
Valid word for Scrabble US
nonobjectivists15
29 nounn
Valid word for Scrabble US
hypochondriases15
29 noun, adjectiven, adj
noun

• chronic and abnormal anxiety about imaginary symptoms and ailments

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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 (446)
professionalismunconsciousnessanaesthesiologyconscientiouslysuppositionallynonprofessionalsuperimpositionsynchronisationhospitalisationconservationistvasoconstrictorinconspicuouslycompassionatelyphotosynthesizeconstructionistunselfconsciousnoncommissionedmisconstructionsanctimoniouslypromiscuousnessprofessionalizeneurohypophysismeritoriousnessinopportunenessignominiousnessemotionlessnesscooperativenesscontentiousnessconnoisseurshipagranulocytosisadenohypophysisunmelodiousnesstrypanosomiasistrisoctahedronstranspositionaltransformationsthromboplastinssolidificationssedimentologistpsychohistorianprognosticatorspresuppositionspreprofessionalpredispositionspolymerisationsphotosensitizedosmoregulationsoperationalistsodoriferousnessobliviousnessesnonprofessorialnoncompressiblenitrocellulosesneuroanatomistsmonosaccharideskremlinologistsimmunodiagnosisfoolhardinessesfloriferousnessdisorientationsdisapprobationsdichotomousnessdeconstructionsdecompensationsdecommissioningcorticosteronesconsciousnessesconcessionairescompendiousnesscommissionairescommensurationscoinvestigatorsbloodguiltinessbioregionalistsantimonopolistsanthroposophiesankylostomiasisankylostomiasesancylostomiasisancylostomiasesacrimoniousnessuncompassionateconspicuousnessceremoniousnesscarnivorousnessworrisomenessesvoraciousnessesvasodilatationsunprofessionalsunfossiliferoustrypanosomiasestransportationstonsillectomiestomboyishnessestenosynovitisessuperovulationssupererogationssubprofessionalsubcommissionedstrongyloidosisstrongyloidosessteroidogenesissteroidogenesessporangiophoressophisticationssomnambulationssolubilizationsseroconversionssemicolonialismsedimentologiessclerotizationssaponificationsribonucleosidesretinoblastomasreconstructionsreconstitutionsreconsecrationsrecommissioningradiostrontiumspsychoneuroticspseudoscorpionsprovocativenessprotohistoriansprosthodontistspromotivenessesprohibitionistsprocrastinatorsposttransfusionpoststimulationpostproductionsphotosensitizesphotosensitizerphotofinishingsphosphoproteinspharmacognosiespaleontologistsoversaturationsoverpersuasionsoverestimationsovercompressingoutdoorsmanshipopprobriousnessopinionatednessoperationalismsofficiousnessesobstructionistsobstructionismsobnoxiousnessesnonsimultaneousnonsegregationsnonphilosophersnonobjectivistsnonobjectivismsnonintercoursesnondisjunctionsnonconsumptionsneurosecretionsneurobiologistsneocolonialistsneocolonialismsmountainousnessmonochromatismsmissionizationsmisorientationsmisinformationsmiscorrelationsmiscomputationsmicropulsationsmicrodissectionmelodiousnesseslysogenizationslignosulfonateslignocelluloseslaboriousnessesinnocuousnessesimmunodiagnoseshypochondriaseshydrocortisoneshomogenisationsgluconeogenesisfrivolousnessesferociousnessesfeloniousnessesethnohistoriansenterocolitisesdisinformationsdiscontinuouslydisconsolationsdisconformitiesdisassociationsdeconsecrationscouncillorshipscotransductionscosmopolitanismcorrosivenessescooperationistscontrollershipscontrapositivescontrapositionsconstitutionalsconservatorshipcongressionallyconfessionalistconfessionalismcompassionatingcarcinosarcomasbronchoscopistsbioregionalismsaxiomatisationsautotransfusionautosuggestionsatrociousnessesassociationistsassociationismsariboflavinosisariboflavinosesanthropologistsaerosolizationsachondroplasiassociolinguisticneoconservatismincongruousnesshypochondriasiscrossopterygiannonstationariesnonprogressivesnoncombustiblesmononucleosisesendometriosisesvolatilisationsvitriolisationsuterogestationstrinitrocresolstheologisationstelomerisationssynchronologiessuppositionlesssuperfoetationssubvocalisationsuborganisationsuboptimisationsubcommissionersubassociationsstrobilizationsstrobilisationssporangiosporessplanchnologiesspironolactonesspheroidisationsolubilisationsshowerproofingssemiconsciouslysemiconductionssectionizationssectionisationssclerotisationsscintilloscopesschoolteachingsschoolmasteringrostrocarinatesrontgenoscopiesrontgenologistsrontgenisationsrevolutionisersrevalorisationsretrogressionalrestorationistsrestorationismsresocialisationrepolarisationsreorganisationsremoralisationsremonetisationsremobilisationsreformationistsreconnoissancesrecondensationsrecolonisationspyknodysostosispseudosolutionsproselytisationprojectisationsprohibitionismsprogressionistsprogressionismsprogressionallyprogenitorshipsprofessionalistprocessionalistprioritisationspopularisationspoliticisationspoisonousnessespococuranteismspneumatologistsphototransistorphotosynthesisephotosensitisesphotosensitiserphotosensitisedphotoluminescesphosphocreatinsphosphatisationphenakistoscopepharyngoscopiespharyngologistspharmacognosistpersonalisationperiodontitisesparabolisationspalaeobotanistsoverhomogenisesorganographistsoptimalisationsopsonificationsopisthognathismonychocryptosisoncogeneticistsomnifariousnessoccasionalitiesnumismatologiesnotoriousnessesnorethisteronesnonhospitalisednoncognitivismsnominalisationsnarcoterroristsnarcoterrorismsmylonitisationsmucosanguineousmortiferousnessmonopolisationsmonophthongisesmonolingualismsmongrelisationsmisvocalisationmissionisationsmicroprocessinglysogenisationslyophilisationslaryngoscopistsjournalisationsisoimmunisationintrosusceptioninorganisationsinofficiousnessinodorousnessesinnoxiousnessesimposthumationsimmobilisationshypostasizationhypostasisationhypochondriastshypochondriasmsheterochronismsherbivorousnessglyconeogenesisgeometrisationsgalvanotropismsforeshorteningsfictionisationsexplorationistsenvenomisationsenthronisationsendoradiosondesdolomitisationsdissolutionistsdissolutionismsdisincorporatesdisharmoniouslydisforestationsdiscommissioneddiscolourationsdioeciousnessesdevalorisationsdepolarisationsdemoralisationsdemonetisationsdemobilisationsdelocalisationsdecommissionersdecolorisationsdecolonisationscytotaxonomistscounsellorshipscorreligionistsconvulsionariesconvocationistsconversationismcontrariousnesscontesserationsconstructionismconstitutionistconservatoriumsconscriptionistconfessionariesconcretisationsconcessionnaireconcessionariescompositenessescolonisationistcoinstantaneouscoconsciousnesscircumpositionscinchonisationschloritisationscategorisationsbronchiolitisesbowdlerisationsbisphosphonatesbipolarisationsbioprospectingsbioastronauticsautomatisationsautoionisationsastronavigatorsarcheobotanistsantialcoholismsanthroposophistanthropophuismsantagonisationsandromonoecismsallegorisationsalcoholisationsaerosolisationsureterostenosisunconscientiousthoracocentesisspongioblastomaself-consciouslypycnodysostosisprofessionaliseopisthognathousnumismatologistnephrosclerosislaryngostenosishypovitaminosishypostatisationgossipmongeringforthcomingnessdisorganisationcross-questionercostochondritisconversationistbalanoposthitisanthropogenesis
Phrases (128)
wisdom of solomonuss constitutionunconscious mindsuborder oscinesscorpaenoid fishreligious personorder of businessnoise conditionsneotoma fuscipesmaria montessoriline one's pocketsironmonger's shophussein of jordangroup discussiongossip columnistgenus priodontesdiospyros ebenumcoronoid processcontinuous tensecarnassial toothbenito mussoliniancestor worshipalto saxophonistacross the nationzoonotic diseasewoodsia ilvensisunit of viscositytransaction costtobacconist shopthomas higginsonsynoptic gospelssutura coronalissuspension pointsupport stockingsow one's wild oatssophora sinensissomatic delusionsoft-shoe dancingsir joseph paxtonsinus coronariussensible horizonsendero luminososea island cottonschool of nursingsaxicolous plantrussian orthodoxrosid dicot genusrolando's fissurerobinson jeffersringer's solutionpyloric stenosispull in one's hornspsychotic personprotoctist genuspromotion systemproboscis monkeypoint of apoapsisplains spadefootpenstemon doliuspassion of christorder insessoresodontoid processobservation postnon compos mentisnestor notabilisnervous disordermucous secretionmoses maimonidesmontia chamissoimonohybrid crossmoneses unifloramantis religiosolorenzo dressinglong island soundlegal professionlaw of mass actionlaszlo lowesteinjohn philip sousahieronymus boschgenus solenopsisgenus soleiroliagenus rhinocerosgenus potamophisgenus pholistomagenus pedionomusgenus ostryopsisgenus oreopterisgenus onosmodiumgenus onobrychisgenus oligoporusgenus odontaspisgenus odocoileusgenus nigroporusgenus meconopsisgenus lophosoriagenus hippoboscagenus drosophilagenus dolichotisgenus diplodocusgenus crocodilusgenus corylopsisgenus conuropsisgenus chlorophisgenus chironomusgasoline stationfree associationfinishing schoolextension courseesox masquinongyeconomic processdisciotis venosadipogon lignosusdiceros bicorniscross of lorrainecotinus obovatuscosmetic surgeoncoprinus comatuscommon gum cistuscolour blindnesscolorado springscollision coursechinese mushroombromus japonicusbornholm diseaseassociation areaaqueous solutionanoa mindorensisadolph simon ochs
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