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There are 63 twenty-letter words containing I, 3M, O and S

agammaglobulinaemiasagammaglobulinaemicsaminomethylcoumarinsammonium␣phosphatidesargumentums␣ad␣hominemboundary␣homomorphismcerebromicroembolismchemoimmunotherapiescommitting␣magistratecommon␣antilogarithmscommon␣squirrel␣monkeycompensated␣summationcompositional␣grammarcomputer␣programmingscontact␣metamorphismscytoplasmic␣membranesdysgammaglobulinemiaformamidopyrimidineshemimandibulectomieshistoimmunochemistryhummingbird␣hawkmothshypocomplementaemiasimmunocompromisationimmunohaematologistsimmunohistochemicalsimmunohistochemistryimmunopharmacologistking␣trumpet␣mushroomsleast␣common␣multipleslibertarian␣communismlowest␣common␣multiplelymphangiomyomatosismagnetic␣core␣memoriesmagnetic␣thermometersmagnetoplasmadynamicmegalospermatogoniummicroimmunoanalyzersmicrothromboembolismmillimeters␣of␣mercurymillimetres␣of␣mercurymissing␣man␣formationsmolluscum␣contagiosummushroom␣millionairesnonimmunocompromisednormohomocysteinemicparasympathomimeticspharmacometabolomicspharmacometabonomicspharmacomicrobiomicsradioimmunochemistryrandom-access␣memoriesregional␣metamorphismrubber␣stamp␣committeeSimmons-Smith␣reactionsimple␣harmonic␣motionsummer␣penile␣syndromesymmetric␣polynomialsthermodynamic␣systemsthromboembolectomiestrammels␣of␣Archimedestympanomastoidectomyvenothromboembolismsxeroderma␣pigmentosum

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 46 words
  • Spanish Wiktionary: 2 words
  • Italian Wiktionary: 5 words
  • German Wiktionary: 43 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 21 words

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