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

 (In Any Order)
There are 255 15 letter words, 39 15 letter phrases and 0 15 letter abbr's with O,I,S,I,O,N,S in.

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

Expand?WordSave?LengthUsagePointsType
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
hypochondriasis15
29 nounn
noun

• chronic and abnormal anxiety about imaginary symptoms and ailments

psychohistorian15
28 noun, adjectiven, adj
Valid word for Scrabble US
lysogenizations15
28 nounn
noun

• the process by which a bacterium acquires a phage that becomes integrated into its genome

photofinishings15
27
Valid word for Scrabble US
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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 (255)
professionalismconscientiouslysuppositionallysuperimpositionsynchronisationhospitalisationconservationistinconspicuouslyconstructionistnoncommissionedmisconstructionsanctimoniouslyprofessionalizemeritoriousnessignominiousnessconnoisseurshiptrypanosomiasistranspositionalsolidificationssedimentologistpsychohistorianpresuppositionspredispositionspolymerisationsphotosensitizedoperationalistsobliviousnesseskremlinologistsimmunodiagnosisdisorientationsdisapprobationsdecommissioningconcessionairescommissionairescoinvestigatorsbloodguiltinessbioregionalistsantimonopolistsankylostomiasisancylostomiasisacrimoniousnessvasodilatationsunfossiliferoustonsillectomiestenosynovitisessubcommissionedstrongyloidosissteroidogenesissophisticationssolubilizationssemicolonialismsedimentologiessclerotizationssaponificationsribonucleosidesreconstitutionsrecommissioningradiostrontiumsprotohistoriansprohibitionistspoststimulationphotosensitizesphotosensitizerphotofinishingsoverestimationsopinionatednessoperationalismsofficiousnessesobstructionistsobstructionismsnonobjectivistsnonobjectivismsnondisjunctionsneurobiologistsneocolonialistsneocolonialismsmissionizationsmisorientationsmisinformationsmiscorrelationsmiscomputationsmicropulsationsmicrodissectionlysogenizationsimmunodiagnoseshomogenisationsethnohistoriansenterocolitisesdisinformationsdiscontinuouslydisconsolationsdisconformitiesdisassociationscouncillorshipscosmopolitanismcooperationistscontrapositivescontrapositionsconstitutionalsconfessionalistconfessionalismcompassionatingbioregionalismsaxiomatisationsassociationistsassociationismsariboflavinosisariboflavinosesaerosolizationssociolinguistichypochondriasisnonstationariesendometriosisesvolatilisationsvitriolisationstrinitrocresolstheologisationstelomerisationssuppositionlesssubvocalisationsuborganisationsuboptimisationsubcommissionersubassociationsstrobilizationsstrobilisationsspheroidisationsolubilisationssemiconsciouslysemiconductionssectionizationssectionisationssclerotisationsscintilloscopesrontgenisationsrevolutionisersrevalorisationsrestorationistsrestorationismsresocialisationrepolarisationsreorganisationsremoralisationsremonetisationsremobilisationsreformationistsrecolonisationsproselytisationprojectisationsprohibitionismsprogressionistsprogressionismsprogenitorshipsprofessionalistprocessionalistprioritisationspopularisationspoliticisationsphotosensitisesphotosensitiserphotosensitisedphosphatisationpersonalisationperiodontitisesparabolisationsoptimalisationsopsonificationsopisthognathismoncogeneticistsomnifariousnessoccasionalitiesnumismatologiesnonhospitalisednoncognitivismsnominalisationsmylonitisationsmonopolisationsmonolingualismsmongrelisationsmisvocalisationmissionisationsmicroprocessinglysogenisationslyophilisationsjournalisationsisoimmunisationintrosusceptioninorganisationsinofficiousnessinnoxiousnessesimposthumationsimmobilisationshypostasizationhypostasisationgeometrisationsfictionisationsexplorationistsenvenomisationsenthronisationsdolomitisationsdissolutionistsdissolutionismsdisincorporatesdisharmoniouslydisforestationsdiscommissioneddiscolourationsdioeciousnessesdevalorisationsdepolarisationsdemoralisationsdemonetisationsdemobilisationsdelocalisationsdecommissionersdecolorisationsdecolonisationscorreligionistsconvulsionariesconvocationistsconversationismconstructionismconstitutionistconscriptionistconfessionariesconcretisationsconcessionnaireconcessionariescolonisationistcircumpositionscinchonisationschloritisationscategorisationsbronchiolitisesbowdlerisationsbipolarisationsbioprospectingsbioastronauticsautomatisationsautoionisationsantialcoholismsantagonisationsallegorisationsalcoholisationsaerosolisationsunconscientiousprofessionalisenumismatologisthypovitaminosishypostatisationgossipmongeringdisorganisationcostochondritisconversationistbalanoposthitis
Phrases (39)
uss constitutionunconscious mindscorpaenoid fishreligious personnoise conditionsmaria montessorigroup discussiongossip columnistbenito mussolinizoonotic diseasewoodsia ilvensisunit of viscositythomas higginsonsuspension pointsophora sinensissomatic delusionsinus coronariussensible horizonrosid dicot genusringer's solutionpyloric stenosispoint of apoapsispassion of christnestor notabilismoses maimonidesmontia chamissoimantis religiosojohn philip sousagenus soleiroliagenus dolichotisgasoline stationfree associationfinishing schooldisciotis venosadipogon lignosusdiceros bicorniscollision courseassociation areaanoa mindorensis
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