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List of 21-letter words containing

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There are 43 twenty-one-letter words containing I, N, O, S, U and X

competitive␣exclusionscyclodeoxynucleosidesdeoxyoligonucleotidesdeoxyribonucleotidasedesoxyoligonucleotidedesoxyribonucleic␣aciddesoxyribonucleolyticdesoxyribonucleosidesdesoxyribonucleotidesdicyclohexylammoniumsdideoxyribonucleosidedihydroxysuccinic␣aciddimethoxyquinazolinesendodeoxyribonucleaseexclusive␣disjunctionsexecutive␣ego␣functionsexodeoxyribonucleasesexternal␣oblique␣muscleextraconstitutionallyhaving␣sexual␣relationsheterogeneous␣mixtureshexachlorofluoresceinhexafluoroantimonateshexafluoroisobutylenehexafluoroisopropanolhydroxyanthraquinoneshydroxydeoxyguanosineinternal␣carotid␣plexusJoule-Thomson␣expansionloncastuximab␣tesirinemetaxylohydroquinonesmononeuritis␣multiplexneuropsychotoxicologyoligodeoxynucleotidesoligodesoxynucleotideoperational␣exhaustionoxyfunctionalizationsparadoxical␣undressingrunning␣for␣the␣exerciseRussian␣Orthodox␣ChurchSerbian␣Orthodox␣Churchsuxamethonium␣chlorideWitherspoon-excludable

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 154 words
  • Spanish Wiktionary: no word
  • Italian Wiktionary: no word
  • German Wiktionary: 9 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 13 words

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