Dictionary Only:
Profanity Off:

18-Letter Words Containing: O,U,M,S

 (In Any Order)
There are 70 18 letter words, 409 18 letter phrases and 0 18 letter abbr's with O,U,M,S in.

Best Scoring 18 Letter Words With: O,U,M,S

Expand?WordSave?LengthUsagePointsType
We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US!

All 18 Letter Words

Words (70)
telecommunicationsverisimilitudinousuniformitarianismsuncompromisingnessultramicroscopicalultraconservatismstriboluminescencestransilluminationsthermoluminescencesuperminicomputerssuperconglomeratessuperadministratorsubmicroscopicallyspectrofluorometryspectrofluorometerspectrofluorimetersomnambulisticallysimultaneousnessesreconstructionismsrambunctiousnessespseudoparenchymatapseudonymousnessespresumptuousnessespolymorphonuclearsphosphoglucomutaseovercommunicationsnoncommutativitiesneurotransmissionsmultifariousnessesmicroreproductionsmicromanipulationsmicrolepidopterousmicroencapsulationmicroencapsulatingmeretriciousnessesmacroglobulinemiaslumpenproletariatsintercolumniationsinharmoniousnessesincommodiousnessesincommensurabilityincombustibilitiesimmunosuppressionsimmunosuppressantsimmunoreactivitiesimmunoprecipitatesimmunopathologistsimmunohematologistimmunohematologiesimmunodeficiencieshyperimmunizationshydrometallurgistsextemporaneousnessethnomusicologistsethnomusicologicalelectroluminescentcurmudgeonlinessescountergovernmentscounterdeploymentscounterdemonstratecounterculturalismcontemptuousnessesconstitutionalismscommunicablenessescommensurabilitiesmuscivora-forficatamucopolysaccharideimmunofluorescenceglomerulonephritisadenocarcinomatous
Phrases (409)
woodwind instrumentwashington monumentvaccinium oxycoccussyzygium aromaticumsyrian monetary unitsuperiority complexsuborder myxinoideisuborder clamatoressphenodon punctatumsolenostemon blumeisense of equilibriumseasonal adjustmentsamolus parviflorusrheims-douay versionreturn on investmentresearch colloquiumrepublic of surinamerepublic of maldivesprince-of-wales plumepopulus tremuloidespooecetes gramineuspolish monetary unitpodilymbus podicepsperomyscus leucopusp-type semiconductororthotomus sutoriusorder columbiformesone thousand millionodocoileus hemionusnewspaper columnistmusical performancemusical compositionmusculus temporalismusculospiral nervemount rushmore statemoschus moschiferusminor tranquillisermethotrexate sodiummaster of literaturemacrozamia communislepomis macrochiruslatrodectus mactanskeyboard instrumentkalmia angustifoliajames prescott joulejames grover thurberhouses of parliamenthistorical documentherpestes ichneumonheloderma suspectumgreen mountain stategossypium herbaceumgeorge simon kaufmangenus struthiomimusgenus scomberomorusgenus saccharomycesgenus melopsittacusgenus dimorphothecaelaeagnus commutataedward roscoe murrowdouay-rheims versiondanish monetary unitdame joan sutherlandcyrus hall mccormickcrotalus mitchelliicreate from raw stuffcome out of the closetcolumbia universitycarl gustaf mosanderbush administrationbombycilla garrulusblue ridge mountainsbellbottom trousersartocarpus communisarmoracia rusticanaapodemus sylvaticusantagonistic muscleamphibious aircraftambystoma mexicanumamaranthus spinosusallegheny mountainsair-to-ground missileagropyron cristatumacoustic gramophonewilson cloud chamberwilliam henry hudsonwhite slime mushroomwestern mountain ashvolumetric analysisvespula maculifronsvespertilio murinusvascular hemophiliavaranus komodoensisvaccinium scopariumupholstery materialumbelliferous planttrumpet honeysuckletrogium pulsatoriumtrisodium phosphatetrichostema lanatumtremella fuciformistobacco mosaic virustime deposit accounttime-and-motion studythomas gainsboroughthamnophis sauritusthamnophis proximusteucrium scorodoniataraxacum kok-saghyztanacetum douglasiisystema urogenitalesystema digestoriumsystem of numerationsymplocus tinctoriasuspended animationsupra expressionismsupervisory programsuperfamily apoideasubpoena duces tecumsubphylum urochordasuborder ruminantiasuborder nematocerasuborder mugiloideasuborder menotyphlasuborder lemuroideasubfamily dorylinaesubfamily acoraceaestructural genomicsstenotomus chrysopsspace-time continuumsouthern maidenhairsouthern hemispheresouthern bog lemmingsouth temperate zonesonora semiannulatasolomon r. guggenheimsolanum commersoniisolanum carolinensesodium thiosulphatesodium hypochloritesmilax rotundifoliashaggymane mushroomseminiferous tubulesemiconductor diodesecobarbital sodiumscolymus hispanicusscale of measurementsamuel jackson sneadsample distributionsamolus floribundussalamandra maculosasaint thomas aquinassacramento sturgeonround-tailed muskratrocky mountain sheeprobert bruce mathiasrhizomatous begoniareproductive systemreligious mysticismregistration numberreductio ad absurdumratibida columnarisramsay hunt syndromequadriphonic systemquadraphonic systempus-forming bacteriapulmonary emphysemapublic relations manprumnopitys eleganspotassium hydroxidepotassium carbonatepotamogeton nodosuspotamogeton crispusportuguese man-of-warpopulus balsamiferapomatomus saltatrixpolystichum brauniipolyporus squamosuspolypodium scouleripolemonium viscosumpneumogastric nerveplumed scorpionfishpinus californiarumpinnotheres ostreumphrynosoma cornutumphragmites communispetroleum geologistperomyscus eremicusparochetus communisoreamnos americanusorder plumbaginalesopisthocomus hoazinomphalotus illudensnormal distributionn-type semiconductormuskhogean languagemusculus teres minormusculus teres majormusculus pectoralismusculus deltoideusmusculus buccinatormusculophrenic veinmunchausen syndromemultiplication signmultiple regressionmountain watercressmountain spleenwortmountain fetterbushmountain blacksnakemother-in-law's tonguemost valuable playermorrow's honeysucklemoreton bay chestnutmorchella esculentamonmouth court housemolecular biologistmissouri compromisemichael stuart brownmexican pocket mousemelicocca bijugatusmedical institutionmeadow jumping mousemarsilea drummondiimarriage counselingmarquis de condorcetmammillaria plumosamajor tranquillisermagnesium hydroxidemagnesium carbonatelycopodium obscurumlupus erythematosuslimnodromus griseusliliid monocot genusligustrum japonicumlibyan islamic grouplepromatous leprosyjudgment in personamjoseph paul dimaggiojessica lucy mitfordjerusalem artichokejatropha stimulosusjasminum officinalejasminum nudiflorumjames butler hickockjamaica honeysucklejacques lucien monodisopyrum biternatuminternal combustionintermediate shroudinformation measurehousing developmenthorse chestnut creamhindu kush mountainshibiscus moscheutoshedeoma pulegioidesgyromitra esculentaguadalupe mountainsgroup centrospermaegrievous bodily harmgreenhouse emissiongrand duchy of moscowgovernment securitygeothermal industrygenyonemus lineatusgenus trichodesmiumgenus strobilomycesgenus stephanomeriagenus stenopelmatusgenus septobasidiumgenus scolopendriumgenus schizophragmagenus scaphosepalumgenus sarcorhamphusgenus pithecolobiumgenus paphiopedilumgenus odontoglossumgenus notophthalmusgenus mycobacteriumgenus micropogoniasgenus microdipodopsgenus melanogrammusgenus malacothamnusgenus macrodactylusgenus macrocephalongenus lepidothamnusgenus lagerstroemiagenus ibero-mesornisgenus hyracotheriumgenus hymenophyllumgenus halimodendrongenus gymnocalyciumgenus graptophyllumgenus gomphotheriumgenus ginglymostomagenus falcatifoliumgenus entomophthoragenus edmontosaurusgenus dracocephalumgenus dendrocalamusgenus compsognathusgenus cnemidophorusgenus clethrionomysgenus chrysothamnusgenus chrysophyllumgenus chlorophyllumgenus chlamydomonasgenus chilomycterusgenus chilomeniscusgenus ceratotheriumgenus ceratophyllumgenus ceratopetalumgenus cardiospermumgenus campyloneurumgenus calycophyllumgenus calamagrostisgenus argyroxiphiumgenus anomalopteryxgenus agrobacteriumgenus acanthocybiumgeneral-purpose bombgastrocolic omentumgadus macrocephalusfunctional genomicsfumaria officinalisfull phase of the moonflorida smoothhoundfirst baron macaulayfemale circumcisionfamily xenosauridaefamily musophagidaefamily aulostomidaeeusebius hieronymuseuonymus americanuseuclid's second axiomeuclid's fourth axiomeucalyptus camphoraeuarctos americanusendowment insuranceelymus trachycaulosdynamic loudspeakerdwarf russian almonddoctor of humanitiesdistrict of columbiadicamptodon ensatusdesmodium tortuosumdesmodium purpureumcytisus multifloruscynoglossum amabilecrotalus adamanteuscrataegus tomentosacourt of saint james'scorrosive sublimatecorporal punishmentconsumer price indexcomputer simulationcompound microscopecommunist manifestocoeloglossum viridecnemidophorus veloxclematis ochreleucaclaudius ptolemaeuscirsium lanceolatumcirsium helenioidescimicifuga racemosacholoepus hoffmannichamaemelum nobilisceratotherium simumceratostomella ulmicardamine douglasiicamelus dromedariuscalostoma lutescenscalopogon tuberosumcalochortus amoenusbursera microphyllaburhinus oedicnemusbubalus mindorensisboy scouts of americabinge-purge syndromebernese mountain dogbartolomeo eustachibarometric pressurebarack hussein obamaautomobile industryautoimmune disorderautoimmune diabetesastroloma humifusumasian tiger mosquitoascophyllum nodosumascomycetous fungusarticulatory systemarthur james balfourarteria communicansartemisia abrotanumarmy of the righteousaristarchus of samosarisaema dracontiumarisaema atrorubensanselm of canterburyangoumois grain mothanarchist communismambystoma maculatumallium ampeloprasumaleurites moluccanaalan mathison turingadmiralty mountainsaddax nasomaculatusacoustic phenomenonacellular slime moldabsorption spectrum
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