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There are 38 twenty-letter words containing 2I, O, P, S, T and X

aminoexotripeptidasebaritone␣saxophonistscarboxamidopeptidasecompetitive␣exclusiondihydroxytryptaminesdimethylpolysiloxane dimethyl␣polysiloxaneepoxyeicosatrienoidsexponential␣equationsexponential␣functionsexponential␣smoothingexpression␣of␣interestextrapetiolar␣stipulefactorial␣experimentsfirst-chance␣exceptionimperial␣examinationsinferiority␣complexesmatrix␣decompositionsmulti-word␣expressionsperformance␣anxietiesphosphorus␣oxynitridephysical␣examinationspoison␣at␣the␣box␣officepolydimethylsiloxanepreexisting␣condition pre-existing␣conditionproxigean␣spring␣tidespseudoapproximationsputting␣someone␣in␣a␣boxradiculoplexopathiessopranino␣saxophonistsoprillo␣saxophonistssulphamethoxydiazinesuperextraordinarilysuperiority␣complexessynchronisation␣proxysynchronization␣proxyTexas␣spotted␣whiptail

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 75 words
  • Spanish Wiktionary: 2 words
  • Italian Wiktionary: no word
  • German Wiktionary: 4 words
  • Portuguese Wiktionary: 2 words
  • Dutch Wiktionary: 2 words

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