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There are 101 twenty-one-letter words containing O, R, X and Y

alkyldihydroxyacetonealkylhydroperoxidasesaminopolycarboxylatesanthracenecarboxylateautolyzed␣yeast␣extractbenzenedicarboxylatesbenzoylhydroxylaminescarbomonoxyhemoglobincarboxamidomethylatedcarboxyhemoglobinemiachlorodeoxyadenosinescholesterohydrothoraxcomplexity-hiding␣proxyCoxeter-Dynkin␣diagramscycloalkylcarboxylicscyclomaltodextrinasesdeoxyribodipyrimidinedeoxyribonucleotidasedesoxyribonucleic␣aciddesoxyribonucleolyticdesoxyribonucleosidesdesoxyribonucleotidesdialkylhydroxylaminesdiaminomonocarboxylicdibutylhydroxytoluenedichlorophenoxyaceticdideoxyribonucleosidedideoxyribonucleotidedihydrodesoxymorphinedihydroxyacetophenonedihydroxybenzoic␣acidsdihydroxynaphthalenesdihydroxyphenylisatindihydroxysuccinic␣aciddwarf␣spheroidal␣galaxyendodeoxyribonucleaseexocellobiohydrolasesexodeoxyribonucleasesexopolygalacturonasesexploding␣head␣syndromeexploratory␣committeesexternal␣carotid␣arteryexternopyramidisationexternopyramidizationextraconstitutionallyextrapancreatobiliaryextremely␣low␣frequencygamma-hydroxybutyratesglucuronoarabinoxylanheteropolyoxometalatehexachlorocyclohexanehexachlorocyclohexenehexaferrocenylbenzenehexafluoroisobutylenehexahydroxoantimonatehydroxyanthraquinoneshydroxycorticosteroidhydroxydeoxyguanosinehydroxyergocalciferolhydroxyethylcellulosehydroxyethylrutosideshydroxyisovaleric␣acidhydroxymethylcytosinehydroxymethylfurfuralhydroxynaphthoquinonehydroxyphenethylaminehydroxyphenylpyruvatehydroxyprostaglandinsirreducible␣complexityisopropylthioxanthoneLennox-Gastaut␣syndromemetalexicographicallymetaxylohydroquinonesmethoxycarbonylationsmethyltriethoxysilanemicrocrystalline␣waxesmonocarboxypeptidasesmonofixation␣syndromesneuropsychotoxicologyoctamethyltrisiloxaneorthorhombic␣pyroxenesoxyiminocephalosporinpersonal␣property␣taxesphotodecarboxylationspolyhydroxyalkanoatesproduction␣externalitypterygomaxillary␣fossapyrrazolooxadiazepinepyrrolidonecarboxylicreactive␣oxygen␣speciesreverse␣hyperextensionsocial␣anxiety␣disordersphenomaxillary␣fossaetauroursodeoxycholatetetrahydroxoberyllatetriacetoxyborohydridetricyclohexylammoniumtrihydroxycholesteroltrimethoxyamphetaminevinyltrialkoxysilanesxenotransplantability

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 48 words
  • Spanish Wiktionary: no word
  • Italian Wiktionary: no word
  • German Wiktionary: 3 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 1 word

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