Dictionary Only:
Profanity Off:

20-Letter Words Containing: I,O,T,I,S,M

 (In Any Order)
There are 29 20 letter words, 201 20 letter phrases and 0 20 letter abbr's with I,O,T,I,S,M in.

Best Scoring 20 Letter Words With: I,O,T,I,S,M

Expand?WordSave?LengthUsagePointsType
We couldn't find any valid Scrabble US words with a length of 20. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US!

All 20 Letter Words

Words (29)
ultramicroscopicallytransformationalistsrepresentationalismsradiopharmaceuticalsphenylthiocarbamidesnondenominationalismmischaracterizationsmicropaleontologistsmicroelectrophoresismicrocrystallinitiesmagnetofluiddynamicsincommensurabilitiesimmunoprecipitationshyperparathyroidismshistocompatibilitiesglomerulonephritidesencephalomyocarditisdimethylnitrosaminesdepartmentalizationscountermobilizationsantiauthoritarianismsemiautobiographicalpseudohermaphroditicimmunohistochemistryhyperadrenocorticismhistoincompatibilityheterobasidiomycetesdestructive-metaboliccompartmentalisation
Phrases (201)
william stanley jevonswilliam hyde wollastonvirgil garnett thomsontwo-dimensional figuretunisian monetary unitthomas lanier williamstelopea speciosissimasolidago multiradiatasoftware optimizationsimple harmonic motionselective informationsecond coming of christrobert william serviceresident commissionerracial discriminationpseudotsuga menziesiiprumnopitys taxifoliaprescription medicineplasminogen activatorphotographic emulsionorder mycelia steriliaorder accipitriformesnasturtium officinalemilitary installationmasticophis flagellummarket capitalisationliving accommodationslinguistic competencelevisticum officinalejudgement of dismissalislamic calendar monthindirect transmissionhomolosine projectiongeorges henri lemaitrefederation of malaysiafamily tachyglossidaefamily gasterosteidaeestonian monetary unitemotional disturbancedisplacement reactioncontradiction in termscomparative anatomistcommunity of interestscommercial instrumentcommercial enterpriseclassification systemchlamydia trachomatiscarter administrationcardinal compass pointcapital of mississippibasidiomycetous fungiaustrian monetary unitatmospheric conditionartemisia californicaappalachian mountainsambrose gwinett bierceambloplites rupestrisacquisition agreementyosemite national parkxanthoma disseminatumwilliam felton russellvincetoxicum hirsutumvaccinium caespitosumuniversity of michigantriostium perfoliatumtrichomanes speciosumtrichomanes reniformetransversus abdoministelevision-camera tubetamiasciurus douglasisysteme internationalsystema respiratoriumsympathetic vibrationswietinia macrophyllasuperfamily tineoideasubliminal perceptionsubfamily taxodiaceaesubclass zoomastiginastatute of limitationsstandard transmissionsouth american sea lionsource of illuminationsomalian monetary unitsoftware optimisationsocial security numbersiderochrestic anemiasideroblastic anaemiasexual discriminationsemiautomatic firearmseborrheic dermatitisscintillating scotomasanvitalia procumbenssanitation departmentrumohra adiantiformisrevolutions per minutereagan administrationpsychic communicationproportional samplingprimary solid solutionpotassium-argon datingpotassium bicarbonateposttraumatic amnesiapostal rate commissionpositive magnetic polepopulation commissionpolystichum setiferumpolystichum lonchitisphysiological anatomyphlebotomus papatasiiphilip dormer stanhopepercussion instrumentpenstemon linarioidespenicillin v potassiumparietomastoid sutureortilis vetula macalliorder torpediniformesnegotiable instrumentnarthecium ossifragummyrmecobius fasciatusmyeloblastic leukemiamusical accompanimentmumification necrosismountain standard timemountain lady's slippermortise-and-tenon jointmonoblastic leukaemiamicrosorium punctatummicropterus salmoidesmeriones unguiculatusmenyanthes trifoliatamelilotus officinalismegaloblastic anaemiamasticophis lateralismaidenhair spleenwortmagnesium bicarbonatemacrotus californicusmacroclemys temminckilysichiton americanumlipoid granulomatosisligustrum ovalifoliumleptotyphlops humilisisovolumetric processintransitive verb forminferior rectus muscleimmediate constituenthyperkinetic syndromehistiocytic leukaemiahimantopus himantopusgeometric progressionfriedrich anton mesmerform genus rhizoctiniafamily titanosauridaefamily strophariaceaefamily stercorariidaefamily psilophytaceaefamily phyllostomidaefamily peripatopsidaefamily ostraciontidaefamily osteoglossidaefamily opisthocomidaefamily odontaspididaefamily belostomatidaefamily ambystomatidaeerythronium dens-caniserigonum fasciculatumenvironmental scienceendamoeba histolyticaempiricist philosophyelectrostatic machineelectronic instrumenteconomic mobilisationdryopteris marginalisdomestic silkworm mothdisassortative matingdesmanthus ilinoensisdemetrius poliorcetescriminal conversationcortinarius mutabiliscompact disc write-oncecommon carline thistlecolorimetric analysiscodariocalyx motoriusclostridium botulinumcitrophilous mealybugchrysophyllum cainitochilomeniscus cinctuscentaurium scilloidescarya myristiciformiscalostoma cinnabarinablastodermic vessiclebinomial distributionasplenium trichomanesasarum shuttleworthiiartemisia ludovicianaartemisia gnaphalodesarceuthobium pusillumaposematic colorationambrosia psilostachyaairborne transmissionafrican bowstring hempaffine transformation
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