Dictionary Only:
Profanity Off:

12-Letter Words Containing: I,I,O,O,S,T

 (In Any Order)
There are 458 12 letter words, 21 12 letter phrases and 0 12 letter abbr's with I,I,O,O,S,T in.

Best Scoring 12 Letter Words With: I,I,O,O,S,T

Expand?WordSave?LengthUsagePointsType
ozonizations12
30
Valid word for Scrabble US
dichotomizes12
29 verbv
verb

• divide into two opposing groups or kinds

rhizoctonias12
26 nounn
Valid word for Scrabble US
photoionizes12
26 verbv
Valid word for Scrabble US
toxophilites12
24 nounn
noun

• Someone keen on or an expert at archery; a lover or practitioner of archery.

thixotropies12
24 nounn
Valid word for Scrabble US
phosphoritic12
24 adjectiveadj
Valid word for Scrabble US
hypocoristic12
24 adjectiveadj
noun

• A nickname, especially one indicating intimacy and formed through a shortening of the original name.

adjective

• Relating to a nickname, usually indicating intimacy with the person.

• Relating to baby talk.

misquotation12
23 noun, adjectiven, adj
noun

• an incorrect quotation

atomizations12
23 nounn
noun

• separating something into fine particles

• annihilation by reducing something to atoms

or scroll down to see all results...
Tip: Scrabble EU allows far more words than US! Also change the max length to see more words.

All 12 Letter Words

Words (458)
constitutionorganisationcombinationsconstipationcardiologistsolicitationconfiscationconscriptiondissociationmonotheisticextortionistmemorisationmobilisationisolationistphysiologistmusicologistabolitionistexpositionalnovelisationevolutionisttoxicologistmacrobioticsconstrictionaccordionistvictoriouslyseismologistisolationismhistologicalradioisotopeperiodontistmonopolistictrichologistexobiologistcomplicitouslocalisationabolitionismrepositoriesossificationintroversionimmunologistcolonisationbioterrorismdepositionalproscriptioniconoclasticevolutionismemotionalismcanonisationunionisationsuppositioussolarizationpropitiouslyoptimisationmisquotationlexicologistirresolutionintromissiondespoliationbibliopolisttoxophilitessuppositionsseropositiverepositionedreoxidationsreconditionsrecognitionspropositionspropitiatorsprohibitionspremonitionspollinationsphilologistsovipositionsoutpromisingoriginationsorientationsoppositionalmyoinositolsmonitorshipsmislocationsmeliorationsinvigoratorsinoculationsimportationsgoniometriesfolkloristicexfoliationsexcoriationsdispositionsdichotomizesdepositoriescraniotomiescovariationsconsociationconsociatingconformitiesconciliatorscompositionscompetitionscolonialistscolligationscodirectionschiropodistsatomizationsanisotropismabominationsvasodilationunpropitioussolicitouslyelocutionistborosilicatetrichotomiestrichologiestribologiststoxicologiestourbillionstortuositiesthixotropiestheologisingstrobilationsolmizationssoliloquistssolifluctionsociometriessociologistssnowmobilistsemiologistsrisorgimentorhizoctoniasradiologistsprepositionspositroniumspositionallypolyhistoricpleiotropiesphotokinesisphotoionizesphosphoriticozonizationsoveroptimistoveroptimismovariotomiesoutpoliticksosmolaritiesosmolalitiesoscillationsorotunditiesopposabilityoperationistoperationismonomasticianofficiationsnonsocialistnonbiologistnegotiationsmispositionsmalpositionslobotomisingliposuctionslipoproteinslionizationslimnologistsisotopicallyisotonicallyiridologistsinformationsimprovisatoridolizationsiconolatrieshypocoristichistologistsglaciologistfornicationserotizationsepoxidationsepisiotomiesemotionalistdistortionaldissolutionsdislocationsdichotomistsdeoxidationsdefoliationsdeconditionscrocidolitescorporeitiesconspirationconsistoriesconsistorialconsignationconflictionsconditionersconditionalscompilationscomminutionscomminationscollimationscoalitionistchondroitinschemiosmoticcardiotonicsbrominationsbombinationsbioacousticsaudiologistsassociationsapostolicityantimosquitoanorthositicanodizationsanisotropiesammoniationsadoptionistsadoptionismsabortionistsvoluminosityreimpositionpostpositivepostpositionposteriorityperiodonticsmicroscopistinosculationheliotropismautomobilistappositionalvowelisationvolitionlessvociferosityviscerotonicviscerotoniavirtuososhipvariolationsvaricotomiesvaporositiesvalorisationunsolicitoustrichotomisetoxocariasistoxiphobiacstoxicomaniastotalisationtosticationstimbrologisttimbrologiesstrobiliformstoriologiststoriologiesstoichiologystichologiesstereovisionsoteriologicsolutionistssolonizationsolonisationsolmisationssolitudinoussociopathiessociometristsitiophobiassemeiologistscoptophiliaromanisationrobotisationrhinologistsretinoscopicradiophonistrachiotomiesproximationsproditoriousprodigiosityproctorisingpostliminouspostillationpoliorceticspoikilocytespleiotropismpignorationsphotophiliesphotooxidisephotoionisesphotoionisedphotofissionphilosophistperiodontiasozonisationsoxidizationsoxidisationsovariotomistopisthotonicopisthodomoiopinionatorsophiophilistophiologistsophiolatriesoophoritisesoenophilistsodorimetriesoctillionthsoctaploidiesobstrictionsobstipationsobsignationsobsessionistobreptitiousobliquationsnotionalistsnotarisationnonunionistsnonillionthsnomadisationnitrosationsnitrophilousmoxibustionsmonotonisingmonolinguistmonogenisticmonogamisticmisformationmisdevotionsmicrotomistsmicrologistslithotritorslithotomistslithophilouslithologistslionisationslimacologistleiotrichousisotretinoinisoteniscopeisometropiasisochromaticintoxicatorsincontiguousimprobationsimplorationsimmunotoxinsidolisationsidiothermousiconophilisticonometriesiconomachisticonologistshomonymitieshominisationhistoriologyhistiologieshippologistshierologistsherniotomiesheliotropinsheliotropieshariolationshagiologistsgoniatitoidsgnotobioticsformicationsforcipationsexpositorilyerotisationsepitrochoidsemotionaliseembolisationdolomitisingdockizationsdockisationsdisoperationdiscommoditydiscologistsdichotomisesdichotomiseddevotionistsdepositationdeltiologistdeltiologiesdeionisationcreolisationcosmopoliticcorticationscontagionistconsistoriancommoditizescommoditisescommoditisedcolorisationcoinheritorscoercionistscoenobitismscoccidiostatcoalitionismcoalitionerschorizontistchorizationschorisationschirologistsbootyliciousbootlickingsbombilationsbisociationsbioecologistbioaerationsbibliologistautotomisingautomobilismatomisationsaristologiesarborisationapostolizingapostolisingapostolicismantepositionanodisationsaldolisationaetiologistsabiotrophieszoomastiginavocalisationvaporisationtrophobiosistheorisationtelosporidiastizostedionsomniloquistsolarisationredepositionrectosigmoidprosocialitypositionablepoor-spiritedpolymyositispolarisationparrotiopsisostariophysiorthopristisopsonizationopsonisationoesophagitisnonsymbioticmotorisationmosquitofishmoralisationmonophysiticmonetisationmicrocytosisloose-fittingline-shootingketoacidosisiodotyrosineictodosauriafocalisationdistomatosisdespoilationdemonisationcryptobiosiscraniologistaristolochiaamortisation
Phrases (21)
solid bastionpole positionmortise jointlouis jollietlouis bleriotcost of livingwing shootingtoni morrisonsocial actionshooting ironradio stationpositive polepositive muonoil geologistnitrous oxidemosquito bitemilking stoolin appositionfibrous jointepsilon toxinconic section
WordDB Icon
WordDB
United Kingdom
Download the WordDB app directly on your home screen for instant access. No App Store necessary, less than 1MB storage, always up-to-date and secure.
1.
Tap on share button
2.
Tap on Add To Home Screenadd button
3.
Find WordDB App Icon on your home screen