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There are 66 twenty-letter words containing 2H, I, 3O and U

alcohol␣flush␣reactionautohistoradiographyautohydrogenotrophicautophosphorylationsboundary␣homomorphismchemoautolithotrophschemoautotrophicallychemolithoautotrophschemolithoautotrophycoming␣up␣with␣the␣goodscompact␣neighbourhooddehydrothiotoluidinediazonaphthoquinonesdiphosphonucleosidesgoing␣around␣the␣houseshand-foot-mouth␣diseasehomoiochlorophyllousHottentot's␣poison␣bushhow␣do␣you␣say␣…␣in␣Englishhydronaphthoquinoneshypophosphorous␣acidsimmunochromatographyimmunohistopathologyin␣close␣neighbourhoodin␣the␣neighbourhood␣ofiodochlorhydroxyquinjust␣one␣of␣those␣thingsKonohananosakuya-himelithoautotrophicallymethoxyhydroquinonesneighbourhood␣effectsneuroophthalmologist neuro-ophthalmologistneuropathophysiologyneurophysiopathologynucleophosphoproteinone's␣heart␣in␣one's␣mouthophthalmia␣neonatorumOusterhout's␣dichotomyOut␣of␣India␣hypothesispathoneurophysiologyphosphofructokinasesphosphonopyruvic␣acidphosphoribulokinasesphosphorofluoridatesphosphorus␣oxynitridephosphorus␣poisoningsphotoautotrophicallyphotographic␣emulsionphotolithoautotrophsphotolithoautotrophyploughshare␣tortoisesPolish␣Orthodox␣ChurchpyranonaphthoquinoneRepublican␣motherhoodrhombicuboctahedronsrunning␣roughshod␣overShipton-under-Wychwoodshooting␣one's␣mouth␣offsulfophosphovanillinsulphobromophthaleinSyriac␣Orthodox␣Churchtriphosphonucleosideultraphotomicrographuntil␣the␣cows␣come␣homeWashington␣Court␣House

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 30 words
  • Spanish Wiktionary: 1 word
  • Italian Wiktionary: no word
  • German Wiktionary: 2 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 1 word

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