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There are 92 eighteen-letter words containing E, F, 3I, O and U

aequihymeniiferousanticounterfeitingarithmetic␣functionbiodesulfurizationbourgeoisificationbromine␣trifluoridecaffeoylquinic␣acidcentrifugalisationcentrifugalizationcircular␣definitioncontrafibularitiescounterdefinitionscounterfeitabilitydauermodificationsdenileukin␣diftitoxdesubjectificationdetoxification␣unitdiaminofluoresceindioxygen␣difluoridediploinsufficiencydysfunctionalitiesexcitation␣functionfemale␣circumcisionfibrinosuppurativefirehouse␣primariesfive-finger␣discount five␣finger␣discountfluoroartemisininsfluoropicolinamideforaminiferivorousfought␣fire␣with␣firefour-dimensionalismfunction␣multiplierhaploinsufficiencyhighest-functioning highest␣functioningif␣it␣looks␣like␣a␣duckimmunodeficienciesimmunofluorimetricimmunoinsufficientincidence␣functionsincreasing␣functionindefinite␣pronounsinfectious␣diseasesinferior␣colliculusinfinite␣recursionsinformation␣fatigueintrusion␣fantasiesinverting␣functionsJunior␣Certificateslabium␣inferius␣orislipofuscinogenesisministers␣of␣justicemoduli␣of␣elasticitymosque␣affiliationsmultifunctionalisemultifunctionalizenanoemulsificationneofunctionalizingoverjustificationsoverqualificationsoverquantificationPortuguesificationpseudodeficienciespseudofolliculitispyridylsulfoximinequantities␣of␣motionquodlibetificatingreconfigurationismRepublic␣of␣DjiboutiRepublic␣of␣Kiribatirheofluidificationself-stultificationselfubiquitinationsemiquantificationspeculative␣fictionspirit␣of␣Mindererusspurious␣infectionssquinting␣modifierssubdifferentiationsulfonodiimidamidesuperficializationsuperproficienciestrifluorothymidineunderamplificationunderfertilizationundermodificationsunderqualificationunderspecificationundifferentiationsuniversities␣of␣lifevictualling-offices

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