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There are 69 twenty-one-letter words containing I, 2P, 2S and Y

allopolyploidisationsamplitude␣spectroscopyArgyll␣Robertson␣pupilsdolichyldiphosphataseeasy␣peasy␣pumpkin␣peasyetiopathophysiologiesetiopathophysiologistglycerolphospholipidsglycerophosphodiesterglycophosphoinositolsglycosphingolipidosisglycosylsphingolipidsHis␣Majesty's␣Oppositionhydrophosphinylationshydrophosphonylationshyperphosphorylationshypersusceptibilitieshysterosalpingographyinclusion␣polymorphisminositolphosphoglycankeeping␣one's␣eyes␣peeledKentucky␣lady's␣slipperslysoglycosphingolipidlysophosphoglyceridesmicrowave␣spectroscopymoney␣can't␣buy␣happinessmonocarboxypeptidasesneuropsychophysiologyneuropsychotherapistspachydermoperiostosisParkinson-plus␣syndromepenny␣wise,␣pound␣foolishpharmacopsychiatristsphosphatidylglycerolsphosphatidylinositidephosphatidylinositolsphosphoaminoglycosidephosphoribohydrolasesphotophosphorylationsphysiologic␣dead␣spacespneumocystis␣pneumoniapollution␣permit␣systempolyphosphoinositidespopping␣someone's␣cherrypositive␣polarity␣itemsposterior␣spinal␣arterypostperfusion␣syndromeposttranscriptionallypremenstrual␣dysphoriapseudophosphorylationpsychopathophysiologypsychopharmaceuticalspsychopharmacologistspsychophysiologicallypterygopalatine␣fossaerespiratory␣therapistsrotary␣printing␣pressesSouthern␣lady's␣slippersspeculative␣philosophyspinal␣muscular␣atrophyspinoprezygapophysealspondyloarthropathiesstereophotomicroscopystereospecific␣polymersupply␣chain␣visibilitytransphosphorylationstriphenylphosphoniumstrypanosusceptibilitytypewriter␣apostrophes

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 60 words
  • Spanish Wiktionary: no word
  • Italian Wiktionary: no word
  • German Wiktionary: 5 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 5 words

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