Dictionary Only:
Profanity Off:

20-Letter Words Containing: I,O,P,R

 (In Any Order)
There are 81 20 letter words, 477 20 letter phrases and 0 20 letter abbr's with I,O,P,R in.

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

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 (81)
compartmentalizationanthropomorphizationhypercholesterolemiaunderrepresentationsuncompromisingnessesultramicroscopicallysuperspecializationsspectrophotometricalspectroheliographiesspectrofluorometriesroentgenographicallyrepresentationalistsrepresentationalismsreconceptualizationsradiopharmaceuticalspsychopharmacologistpsychopharmacologiespseudocholinesteraseprofessionalizationspolyphiloprogenitiveplethysmographicallyphotoreconnaissancesphotophosphorylationphotointerpretationsphotodisintegrationsphotoautotrophicallyphosphofructokinasesphiloprogenitivenessphenylthiocarbamidesphenylpropanolaminesparathyroidectomizedparadichlorobenzenespaleoanthropologistsoverprotectivenessesneuropsychiatricallyneurophysiologicallyneuropharmacologistsneuropharmacologicalmicrophotometricallymicropaleontologistsmicropaleontologicalmicroelectrophoreticmicroelectrophoresismicroelectrophoreseslymphogranulomatosisirreproachablenessesincomprehensiblenessimmunoprecipitationshyperparathyroidismshyperconsciousnesseshypercoagulabilitieshypercholesterolemichomotransplantationsglomerulonephritidesexpressionlessnessesencephalomyocarditiselectroretinographicelectrophysiologistselectrophysiologicalelectrophotographieselectrooculographiesdepartmentalizationscrystallographicallycomprehensiblenesseschemotherapeuticallybacteriochlorophyllsanthropocentricitiesadrenocorticotropinssemiautobiographicalpseudohermaphroditicpaleoanthropologicaloophorosalpingectomynephroangiosclerosislipochondrodystrophyhyperlipoproteinemiahyperadrenocorticismelectrocardiographiccompartmentalisationadrenocorticotrophinadrenocorticotrophicabetalipoproteinemia
Phrases (477)
vena brachiocephalicavalvular incompetencetransportation systemtheatrical productiontemperature reductionsuperfamily coccoideasuborder strepsirhinisubclass lepidosauriastephen collins fostersphenisciform seabirdsoftware optimizationsir karl raimund poppersimple harmonic motionsedative-hypnotic drugscipio africanus majorschool superintendentsaponaria officinalissaint peter the apostlerhizopogon idahoensisrepublic of madagascarrepublic of kazakhstanrepublic of el salvadorreconstruction periodpsychological featureprumnopitys taxifoliaprotective embankmentprotective colorationprofessional relationprinciple of parsimonyprescription medicinepractical applicationpolitically incorrectpolitical orientationplasminogen activatorpierre simon de laplacephylogenetic relationphotographic emulsionperuvian monetary unitpersonality inventorypersonal relationshippast progressive tensepass with flying colorspara aminobenzoic acidpaleo-american cultureorder sphenisciformesorder accipitriformesmetallographic samplemental representationmarket capitalisationmarchantia polymorphalophophora williamsiilateral epicondylitisjapanese monetary unitinterrogative pronouninterphalangeal jointhomolosine projectionhawaiian honeycreepergross national productglycerol tripalmitategeorg philipp telemanngeographic expeditiongenus phoenicophoriumgaultheria procumbensfriendly relationshipfamily passifloraceaefamily antilocapridaeeuphorbia pulcherrimaeuphorbia cyathophoraendogenous depressionegyptian monetary unitdivision tracheophytadisplacement reactiondianthus caryophyllusdemonstrative pronounconsecutive operationcomputer architecturecomparative anatomistcommon european earwigcommercial enterprisechristopher isherwoodcentropus phasianinuscardinal compass pointcaprimulgus vociferuscaprimulgus europaeuscapital of switzerlandcapital of south africacapital of sierra leonecapital of saudi arabiacapital of rhode islandcapital of north dakotabusiness relationshipbroadcast programmingbritish pound sterlingatmospheric conditionappendicular skeletonapium graveolens dulceantilocapra americanaanemopsis californicaamyloid protein plaqueambloplites rupestrisaimee semple mcphersonagropyron intermediumzalophus californicusyosemite national parkxiphosurus polyphemusxeroderma pigmentosumworkmen's compensationword processing systemwoolsorter's pneumoniawind cave national parkwilliam nunn lipscom jr.white-throated sparrowvena supratrochlearisvena labialis superiorvena cerebrum superiorvaccinium macrocarponuniversal propositionuniversal product codeungradable oppositiontyphoid bacteriophagetwenty-four hour periodtropical pitcher planttropaeolum peregrinumtriostium perfoliatumtrichosurus vulpeculatrichomanes speciosumtranscortical aphasiatonsilla pharyngealistolypeutes tricinctusthysanopterous insectthird battle of panipatthermocouple junctiontheory of preformationtheodore francis powysthelonious sphere monktemporal lobe epilepsysystema respiratoriumsynchronous operationsymplocarpus foetidussympathetic vibrationswietinia macrophyllasupport vector machinesuperior rectus musclesuperior labial arterysuperior cerebral veinsuperfamily tineoideasuperfamily muscoideasubornation of perjurysuborder sciuromorphasuborder plesiosauriasuborder cephalaspidasuborder anthropoideasubliminal perceptionsubclass telosporidiasubclass branchiopodastylophorum diphyllumsteatornis caripensisstatistical procedurespodoptera frugiperdasplit-half correlationspiranthes porrifoliaspecial-interest groupspartina cynosuroidessomatotrophic hormonesolidago sempervirenssolid-propellant motorsoftware optimisationsodium orthophosphatesodium lauryl sulphatesocial anthropologistslip-tongue log skiddersir oliver joseph lodgesir joseph john thomsonsir james young simpsonsinusoidal projectionsingle-propeller planeself-propelled vehiclesecond epistle of peterscutigera coleoptrataschizopetalon walkeriscaphiopus bombifronsscabiosa atropurpureasanvitalia procumbenssanitation departmentsalpichroa rhomboidearound-spored gyromitrariot control operationrevolutions per minuterespiratory infectionrespiratory alkalosisrepublic of uzbekistanrepublic of tajikistanrepublic of seychellesrepublic of mozambiquereciprocal inhibitionquercus ellipsoidalispyroelectric materialpyridoxine 5'-phosphatepyramidal motor systempurse-string operationpulmonary circulationpublius vergilius maropterocarpus marsupiumpsychopsis kramerianapsychological warfarepseudococcus fragilisproportional samplingprofit and loss accountprofessional footballprofessional baseballprocessus coronoideusprivate security forceprincipality of monacoprincipality of achaeaprince-of-wales featherprince peter kropotkinprince fumimaro konoyeprimary solid solutionprimary color for lightprice-to-earnings ratiopresident george w. bushpremature ejaculationpotassium-argon datingpotassium bicarbonateposttraumatic amnesiaposterior labial veinspostal rate commissionpositive-degree adverbportulaca grandifloraporonotus triacanthuspopulus grandidentatapolystichum setiferumpolitical correctnesspoinciana pulcherrimapodocarpus latifoliuspodocarpus ferrugineaplectrophenax nivalisplatycerium alcicorneplatte river penstemonplanographic printingpityrogramma argenteapittsburgh of the southpiptadenia macrocarpapilularia globuliferapilosella officinarumpiezoelectric crystalpierre-joseph proudhonphysical anthropologyphylloxera vitifoleaephototrophic bacteriaphotographic materialphilosophy departmentphilip warren andersonphilip dormer stanhopephaseolus multiflorusphalaropus fulicariuspersonal line of creditperonospora hyoscyamiperomyscus gossypinusperitonsillar abscessperisoreus canadensispercussion instrumentpenstemon linarioidespellicularia kolerogapassiflora mollissimapassiflora maliformispassiflora laurifoliaparticulate radiationparietomastoid sutureparietal placentationpaper electrophoresispachyrhizus tuberosusorthophosphorous acidorthopedic foot insoleorthogonal oppositionoreortyx picta palmeriorder torpediniformesorder scrophularialesorder 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 arterymultiple-furrow ploughmoving-coil microphonemountain lady's slippermorphophonemic systemmorchella angusticepsmodified american planmistletoe rubber plantmigratory grasshoppermicrosorium punctatummicropterus salmoidesmatrix multiplicationmasticophis lateralismarket capitalizationmarginal placentationmaidenhair spleenwortmacrocheira kaempferilymphopathia venereumlygodium microphyllumlonicera sempervirenslonicera periclymenumlipoid granulomatosisliberal democrat partyketosis-prone diabeteskaspar friedrich wolffjournalist's privilegejoseph warren stilwelljoseph rudyard kiplingjapanese morning gloryisovolumetric processintravenous pyelogramintellectual propertyindustrial psychologyindo-european languagehypothetical creaturehyperkinetic syndromehypericum androsaemumhylactophryne augustihydnocarpus wightianahippodamia convergensheterocyclic compoundherschelian telescopeheritiera macrophyllaheracleum sphondyliumheliocentric parallaxhelianthus petiolarisheinrich rudolph hertzharpullia cupanioidesguillaume apollinairegross domestic productgregory goodwin pincusgreater peritoneal sacgonadotrophic hormonegiovanni schiaparelligeometric progressiongenus ptilonorhynchusgenus pithecanthropusgenus gymnosporangiumgenus aspidophoroidesgastrophryne olivaceagalvanic skin responsegaleorhinus zyopterusfriction yielding propforeign correspondentforeground processingflat-topped white asterfile transfer protocolfield press censorshipfiber optic microphonefamily thelephoraceaefamily strophariaceaefamily rhizophoraceaefamily procellariidaefamily porcellionidaefamily pontederiaceaefamily pleuronectidaefamily peripatopsidaefamily melampsoraceaefamily lophosoriaceaefamily hypodermatidaefamily hyperodontidaefamily hygrophoraceaefamily hipposideridaefamily haemoproteidaefamily elaeocarpaceaefamily edaphosauridaefamily cryptocercidaefamily caprifoliaceaeevening trumpet flowereuropean quaking aspeneuropean house cricketeuproctis phaeorrhoeaeuphorbia helioscopiaeuphorbia cyparissiaseupatorium cannabinumeucalyptus paucifloraeucalyptus citriodoraeucalypt tereticorniserythrina vespertilioepipactis helleborineenteric-coated aspirinenglish cocker spanielempiricist philosophyemmanthe pendulifloraelectrostatic printerelectrical phenomenonelectric dipole momenteczema hypertrophicumdwarf golden chinkapindryopteris oreopterisdryopteris marginalisdramatic mezzo-sopranodoxepin hydrochloridedouble-blind proceduredoctor of public healthdivision pteridophytadirect supporting firediplazium pycnocarpondiapheromera femoratademetrius poliorcetesdemand for explanationcystopteris bulbiferacypripedium calceoluscyperus alternifoliuscyamopsis psoraloidescottrell precipitatorcorypha umbraculiferacorpuscular radiationcopperplate engravingcoordination compoundcontingency procedureconservation of paritycompensatory spendingcompact disc write-oncecommon snapping turtlecombretum appiculatumclopidogrel bisulfateclandestine operationcitrophilous mealybugcistothorus platensiscistothorus palustrischrysophyllum cainitochrysophrys australiscertificate of depositcaspar friedrich wolffcarolina spring beautycampanula aparinoidesbrush-tailed porcupinebrassaia actinophyllabluethroat pikeblennybiscayne national parkbioelectric potentialbegonia semperflorensbegonia erythrophyllabalaenoptera borealisbadlands national parkbackground processingaustralian labor partyastrophyton muricatumasplenium trichomanesasplenium platyneuronasparagus officinalesartery of the penis bulbartemisia gnaphalodesartaxerxes ii of persiaariocarpus fissuratusarctostaphylos alpinaarceuthobium pusillumaposematic colorationapodictic propositionapalachicola rosemaryantiophthalmic factorantihemophilic factorandropogon virginicusamerican pasqueflowerambrosia psilostachyaalexander archipelagoair force space commandagropyron pauciflorumaglaomorpha meyenianaafrican bowstring hempabdominal nerve plexus2-methylpropenoic acid
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