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20-Letter Words Containing: O,P,E,N,A,I,R

 (In Any Order)
There are 39 20 letter words, 251 20 letter phrases and 0 20 letter abbr's with O,P,E,N,A,I,R in.

Best Scoring 20 Letter Words With: O,P,E,N,A,I,R

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We couldn't find any valid Scrabble EU words with a length of 20. Try changing the version of the game.
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All 20 Letter Words

Words (39)
compartmentalizationunderrepresentationssuperspecializationsroentgenographicallyrepresentationalistsrepresentationalismsreconceptualizationspseudocholinesteraseprofessionalizationsphotoreconnaissancesphotointerpretationsphotodisintegrationsphosphofructokinasesphenylthiocarbamidesphenylpropanolaminesparadichlorobenzenespaleoanthropologistsneuropsychiatricallyneurophysiologicallyneuropharmacologistsneuropharmacologicalmicropaleontologistsmicropaleontologicalirreproachablenessesimmunoprecipitationsencephalomyocarditiselectroretinographicdepartmentalizationsanthropocentricitiesadrenocorticotropinspaleoanthropologicaloophorosalpingectomynephroangiosclerosishyperlipoproteinemiahyperadrenocorticismcompartmentalisationadrenocorticotrophinadrenocorticotrophicabetalipoproteinemia
Phrases (251)
vena brachiocephalicavalvular incompetencetransportation systemtheatrical productiontemperature reductionsphenisciform seabirdsoftware optimizationsir karl raimund poppersimple harmonic motionsedative-hypnotic drugsaint peter the apostlerhizopogon idahoensisrepublic of kazakhstanprotective embankmentprotective colorationprofessional relationprinciple of parsimonypolitically incorrectpolitical orientationplasminogen activatorpierre simon de laplacephylogenetic relationphotographic emulsionperuvian monetary unitpersonality inventorypersonal relationshippast progressive tensepara aminobenzoic acidpaleo-american culturemental representationmarket capitalisationlateral epicondylitisjapanese monetary unitinterrogative pronouninterphalangeal jointhawaiian honeycreepergeorg philipp telemanngeographic expeditiongaultheria procumbensfriendly relationshipfamily antilocapridaeegyptian monetary unitdivision tracheophytadisplacement reactiondemonstrative pronounconsecutive operationcomparative anatomistcommon european earwigcommercial enterprisecentropus phasianinuscapital of switzerlandcapital of sierra leonecapital of rhode islandbusiness relationshipatmospheric conditionappendicular skeletonapium graveolens dulceantilocapra americanaanemopsis californicaamyloid protein plaqueaimee semple mcphersonagropyron intermediumyosemite national parkxeroderma pigmentosumworkmen's compensationwoolsorter's pneumoniawind cave national parkvena supratrochlearisvena labialis superiorvena cerebrum superioruniversal propositionuniversal product codeungradable oppositiontropical pitcher planttropaeolum peregrinumtrichomanes speciosumtonsilla pharyngealisthysanopterous insectthird battle of panipattheory of preformationtheodore francis powyssynchronous operationsympathetic vibrationswietinia macrophyllasupport vector machinesuperior cerebral veinsuperfamily tineoideasubornation of perjurysuborder anthropoideasubliminal perceptionsteatornis caripensissplit-half correlationspiranthes porrifoliaspecial-interest groupspartina cynosuroidessomatotrophic hormonesolidago sempervirenssolid-propellant motorsoftware optimisationsir james young simpsonsinusoidal projectionsingle-propeller planeschizopetalon walkerisanvitalia procumbenssanitation departmentround-spored gyromitrariot control operationrespiratory infectionrepublic of uzbekistanrepublic of tajikistanreciprocal inhibitionpyridoxine 5'-phosphatepurse-string operationpsychopsis kramerianaprofessional footballprofessional baseballprincipality of achaeaprince-of-wales featherprince fumimaro konoyeprice-to-earnings ratiopremature ejaculationpotassium bicarbonateposttraumatic amnesiaposterior labial veinspostal rate commissionpopulus grandidentatapolitical correctnesspoinciana pulcherrimapodocarpus ferrugineaplectrophenax nivalisplatycerium alcicorneplatte river penstemonpityrogramma argenteapiptadenia macrocarpapilosella officinarumphilosophy departmentphilip warren andersonphilip dormer stanhopepersonal line of creditperonospora hyoscyamiperitonsillar abscessperisoreus canadensispenstemon linarioidesparticulate radiationparietal placentationorder rhynchocephaliaorder pectinibranchiaorder lepidodendralesorange mushroom pimpleophthalmia neonatorumoperation desert stormold world white pelicanoceanic whitetip sharkobject of a prepositionnurse-patient relationnuclear power industrynotropis atherinoidesnephrolepis pectinatanepalese monetary unitnecrobiosis lipoidicanarrow-leaved plantainmusculophrenic arterymountain lady's slippermorchella angusticepsmodified american planmistletoe rubber plantmarket capitalizationmarginal placentationmaidenhair spleenwortlymphopathia venereumlonicera sempervirenslonicera periclymenumketosis-prone diabetesjournalist's privilegejoseph warren stilwelljoseph rudyard kiplingjapanese morning gloryintravenous pyelogramintellectual propertyindo-european languagehypericum androsaemumhylactophryne augustihippodamia convergensherschelian telescopeheracleum sphondyliumheliocentric parallaxhelianthus petiolarisharpullia cupanioidesguillaume apollinairegreater peritoneal sacgonadotrophic hormonegiovanni schiaparelligenus pithecanthropusgenus gymnosporangiumgenus aspidophoroidesgastrophryne olivaceagalvanic skin responsegaleorhinus zyopterusfile transfer protocolfamily porcellionidaefamily pontederiaceaefamily pleuronectidaefamily hyperodontidaeeuropean quaking aspeneuropean house cricketeupatorium cannabinumeucalypt tereticorniserythrina vespertilioepipactis helleborineenteric-coated aspirinenglish cocker spanielemmanthe pendulifloraelectrostatic printerelectrical phenomenondwarf golden chinkapindryopteris marginalisdramatic mezzo-sopranodivision pteridophytademand for explanationcyperus alternifoliuscopperplate engravingconservation of paritycompensatory spendingcompact disc write-oncecommon snapping turtleclandestine operationcistothorus platensiscarolina spring beautycampanula aparinoidesbrush-tailed porcupinebluethroat pikeblennybiscayne national parkbioelectric potentialbegonia semperflorensbegonia erythrophyllabalaenoptera borealisbackground processingasplenium trichomanesasplenium platyneuronasparagus officinalesartery of the penis bulbartemisia gnaphalodesaposematic colorationantihemophilic factoramerican pasquefloweralexander archipelagoair force space commandaglaomorpha meyenianaafrican bowstring hempabdominal nerve plexus2-methylpropenoic acid
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