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There are 88 twenty-one-letter words containing I, L, M, N, R, U and Y

acetylneuraminic␣acidsalgebraic␣number␣theoryantineuroinflammatoryautoradioluminographyblueberry␣muffin␣babiesbuddy␣memory␣allocationcelebrating␣Palm␣Sundaycetyltriethylammoniumcommon␣squirrel␣monkeyscomplementary␣functioncomputational␣geometrycomputationally␣securecurse␣of␣dimensionalityelectromyostimulationelementary␣equivalenceerythroleukemogenesisetymological␣argumentsEuropean␣river␣lampreysglycopyrronium␣bromidegreat␣grand␣multiparityGuillain-Barré␣syndromehighly␣composite␣numberhighly-enriched␣uraniumhydraulic␣Keynesianismimmunocytofluorescentimmunocytofluorimetryimmunocytofluorometryimmunohistomorphologyimmunotherapeuticallyinclusion␣polymorphismlike␣molasses␣in␣Januarylithium␣aluminohydrideLyminster␣and␣CrossbushMalaysian␣flying␣lemursMartin␣Luther␣King␣Jr.␣DayMediterranean␣fruit␣flymetaxylohydroquinonesMillard-Gubler␣syndromemultidimensional␣arraymuscle-eye-brain␣diseasenatural␣family␣planningneuroimmunomodulatoryopen␣circulatory␣systemParkinson-plus␣syndromeparliamentary␣republicpharmaceutical␣companyPhilippine␣flying␣lemurpillars␣of␣the␣communityPlummer-Vinson␣syndromepollution␣permit␣systempreliminary␣injunctionpremenstrual␣dysphoriapsychoneuroimmunologypulmonary␣circulationspulmonary␣function␣testpulmonary␣tuberculosispurely␣imaginary␣numberradioimmunochemicallyrecursively␣enumerableretirement␣annuity␣planRocky␣Mountain␣Kool-AidsRussell-Silver␣syndromeSaint-Rémy-lès-Chevreusescreaming␣bloody␣murdershunting-yard␣algorithmSilver-Russell␣syndromeslaty-breasted␣tinamousSleeping␣Beauty␣problemSmall␣Business␣Saturdaysocialism␣in␣one␣countrysocial␣security␣numbersspinal␣muscular␣atrophysuperparamagneticallytetramethylguanidinestetrylammonium␣bromidetight␣building␣syndrometricyclohexylammoniumtrifluoromethylationstrifluoromethylphenyltrimethylhydraziniumstrimethylhydroquinonetriphenylphosphoniumsuncommitted␣logic␣arrayunemployment␣insuranceurea-formaldehyde␣resinwhite-plumed␣honeyeateryellow-rumped␣mannikinsYule-Simon␣distribution

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See this list for:

  • Scrabble in English: no word
  • French Wiktionary: 55 words
  • Spanish Wiktionary: no word
  • Italian Wiktionary: no word
  • German Wiktionary: 7 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 1 word

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