Dictionary Only:
Profanity Off:

18-Letter Words Containing: O,U,P,E,R

 (In Any Order)
There are 65 18 letter words, 360 18 letter phrases and 0 18 letter abbr's with O,U,P,E,R in.

Best Scoring 18 Letter Words With: O,U,P,E,R

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 (65)
hypercoagulabilityneuropsychologicalunscrupulousnessesunresponsivenessesunprofitablenessesuncompromisingnessultrasophisticatedsupranationalitiessupersophisticatedsuperminicomputerssuperconglomeratessupercivilizationssuperciliousnessessuperadministratorspectrofluorometryspectrofluorometerspectrofluorimetersoporiferousnessesribonucleoproteinsquasiperiodicitiespseudotuberculosispseudotuberculosespseudoparenchymatapronounceabilitiespresumptuousnessespreposterousnessespolyribonucleotidepolymorphonuclearsphotoreproductionspertinaciousnessesorganophosphorusesobstreperousnessesneuropsychologistsneuropsychiatristsneurophysiologistsneuropharmacologicmicroreproductionsmicrolepidopterousmicroencapsulationmicroencapsulatinglumpenproletariatsincorruptibilitiesimmunosuppressionsimmunosuppressantsimmunoprecipitatesimmunoprecipitatedhyperimmunizationshyperconsciousnessgranulocytopoiesisgranulocytopoiesesextemporaneousnesselectrooculographycounterpropagandascounterprogrammingcounterpetitioningcounterdeploymentscounteradaptationsaustralopithecinespsychotherapeuticspseudopleuronectespachycephalosaurusneurophysiologicalmucopolysaccharideglomerulonephritischemotherapeutical
Phrases (360)
victory in europe dayupton beall sinclairunconscious processturnip-rooted celerytuamotu archipelagosupervisory routinesuperiority complexsuborder anisopterasound pressure levelsexual reproductionsetophaga ruticillarevolutionary grouprepublic of the congorepublic of surinamerepublic of sloveniarepublic of paraguayrepublic of maldivesrepublic of kiribatirepublic of hondurasrepublic of djiboutireproductive memoryprograming languageproduct developmentprince-of-wales plumeposterior pituitaryportuguese republicpopulus tremuloidespooecetes gramineuspolish monetary unitpolianthes tuberosapinicola enucleatorphylum coelenterataperomyscus leucopuspapuan monetary unitp-type semiconductororder sauropterygiaoperating procedurenicolaus copernicusnewspaper columnistneuropterous insectnephrops norvegicusmyrmecophaga jubatamusical performancemusculus temporalismusculospiral nerveloranthus europaeuslepomis macrochirusjames prescott joulehypertonic solutionhouses of parliamentherpestes ichneumonheloderma suspectumgossypium herbaceumgenus phalacrocoraxgenus encephalartosgenus dimorphothecagenus archaeopteryxfreudian psychologyfortunella japonicaeuropean water ouzeleuropean goatsuckereuphorbia marginataerinaceus europaeusdisreputable personcorporate executivecomputer peripheralcomputer memory unitcause to be perceivedcarex pseudocyperusauxiliary operationarthur schopenhauerantineoplastic drugacoustic gramophonezero-coupon securityxyphophorus hellerixylomelum pyriformewrit of habeas corpusvespula maculifronsvespertilio murinusvena supraorbitalisvascular prosthesisvascular hemophiliauveoscleral pathwayuropsilus soricipesupper carboniferousupholstery materialunsuccessful personunipolar depressionumbelliferous planttype of architecturetussock caterpillartuberculoid leprosytrusteeship counciltrumpet honeysuckletrisodium phosphatetravel purposefullytragelaphus buxtonitherapeutic cloningtheatrical producertextual scholarshiptactual explorationsupratrochlear veinsupra expressionismsupervisory programsuperior labial veinsuperior colliculussuperfamily apoideasuperannuation fundsuborder pinnipediasuborder menotyphlasuborder lipotyphlasuborder ceratopsiastriped button quailstreptopelia turturstenotomus chrysopssteganopus tricolorsporobolus poiretiispirit of turpentinesouthern yellow pinesouthern hemispheresouth temperate zonesodium hypochloritesingle-furrow ploughshort saphenous veinsexual relationshipsaratoga spittlebugsample distributionsalicornia europaearound-trip light timerocky-mountain maplerocky mountain sheeprhizopus stoloniferrepulsorlift enginerepublic of zimbabwerepublic of the sudanrepublic of colombiarepublic of cameroonrepublic of bulgariarepublic of botswanareproductive systemrecording equipmentreaction propulsionralph johnson bunchequercus chrysolepisquadriphonic systemquadraphonic systempus-forming bacteriapurple-hooded orchispurple virgin's bowerpurple ground cherrypulmonary emphysemapublic relations manpublic presentationpterocarpus indicuspsychotherapy grouppsocopterous insectprunus laurocerasusprumnopitys elegansproto-norse languageprosecuting officerproducer price indexprocursive epilepsyprobiotic bacteriumprehistoric culturepotassium hydroxidepotassium carbonatepotamogeton crispusportuguese man-of-warportuguese languagepork-and-veal goulashporcupine provisionpopulus balsamiferapolyunsaturated fatpolypodium scouleripolygonum orientalepolyergus rufescenspolice headquarterspodiceps ruficollispneumogastric nerveplumeria acutifoliaplumed scorpionfishpleurotus ostreatusplatanus orientalisplatanus acerifoliaplatalea leucorodiapinnotheres ostreumphyllostachys aureaphyllodoce caeruleaphragmites communisphaseolus caracallaphaseolus angularispetroleum geologistperomyscus eremicuspaumotu archipelagopaul bustill robesonparochetus communisparallel of latitudepaprilus alepidotuspalestine authoritypaleo-indian cultureorthopterous insectorder plumbaginalesopuntia lindheimerinuclear-powered shipnonreligious personneurotic depressionnervous prostrationnepal trumpet flowern-type semiconductormusculus pectoralismusculophrenic veinmultiplex operationmultiple-furrow plowmultiple regressionmountain spleenwortmother-of-pearl cloudmost valuable playermissouri compromiselupus erythematosusluggage compartmentleptopteris superbalepromatous leprosylepiota rubrotinctakeith rupert murdochjudicial separationjudicial proceedingjudgment in personamisopyrum biternatumipratropium bromideinteragency supportincomplete fracturehypsiglena torquatahydropower industryhuman genome projecthieracium pilocellaheterosexual persongroup psychotherapygroup centrospermaeground-emplaced minegreat saphenous veingenus zinjanthropusgenus thysanocarpusgenus streptococcusgenus streptocarpusgenus stephanomeriagenus sphaerocarpusgenus sphaerocarposgenus scolopendriumgenus schizophragmagenus sarcorhamphusgenus sarcocephalusgenus pterodactylusgenus pseudowinteragenus protoceratopsgenus pleurothallisgenus pleurobrachiagenus plectrophenaxgenus phellodendrongenus phascolarctosgenus paracheirodongenus micropogoniasgenus microdipodopsgenus macrocephalongenus hylactophrynegenus graptophyllumgenus gomphotheriumgenus gasterophilusgenus entomophthoragenus electrophorusgenus dracocephalumgenus dicranopterisgenus dactylopterusgenus cnemidophorusgenus chrysophyllumgenus chronoperatesgenus chlorophyllumgenus chlorophoneusgenus chirocephalusgenus cercosporellagenus cercopithecusgenus ceratophyllumgenus ceratopetalumgenus cephalopterusgenus centropristisgenus cardiospermumgenus campyloneurumgenus argyroxiphiumgenus arctocephalusgenus anomalopteryxgenus actiniopterisgeneral-purpose bombgadus macrocephalusfloat-type rain gaugefinno-ugric-speakingfavourable positionexocentric compoundexclusion principleeuropean wolf spidereuropean white bircheuropean water shreweuropean spider crabeuropean black aldereuropean bird cherryeuphorbia corollataeucalyptus rostrataeucalyptus coriaceaeucalyptus camphoraeriophyllum lanatumerigeron pulchelluseptesicus serotinusepacris obtusifoliaemergency procedureelectronic computerelectron multiplierelaeocarpus grandiseducational programdynamic loudspeakerdouble-furrow ploughdorsal scapular veindesmodium purpureumdeep supporting firecurled leaf pondweedcupressus govenianacupressus arizonicacrataegus apiifoliacoryphaena hippuruscorporal punishmentcontinuing trespassconsumer price indexcomputer technologycomputer simulationcomputer programmercomputer programingcomputed tomographycompound microscopecoluber hippocrepiscolorado blue sprucecnemidophorus veloxclinopodium vulgarecerebrospinal fluidcataloged procedurecarbon group elementcapreolus capreoluscampanula glomeratacalopogon tuberosumbursera microphyllabrush-tail porcupinebronchial pneumoniablissus leucopterusbinge-purge syndromebattle of port arthurbarometric pressureauditory perceptionasparagus setaceousallium ampeloprasumagrimonia eupatoriaaegilops triuncalisacoustic projectionacer pseudoplatanusabsorption 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