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There are 94 eighteen-letter words containing 2I, M, O, S and 2U

absolute␣humiditiesaccumulation␣pointsaequihymeniiferousaluminum␣hydroxidesautobioluminescentautoimmunostainersautomotive␣industrybituminosulfonatesbowmouth␣guitarfishcalcareobituminouschrome-sulfuric␣acidcircumlocutionistscommutative␣justicecomputer␣simulationcontains␣multitudescounterilluminatescounterstimulatingcounterstimulationculmination␣tunnelsdeciduous␣camelliasdesulfitobacteriumdiazonium␣compoundsecumenical␣councilsfour-minute␣warningsGumbel␣distributionignotum␣per␣ignotiusimmunoconjugationsimmunodistributionimmunodoublestainsimmunodysfunctionsimmunoinsufficientimmunoluminescenceimmunoneutralisingimmunostimulationsimmunosuppressionsimmunosuppressivesimmunosurveillanceimmunotherapeuticsinclusion␣compoundsintroitus␣vaginarumlabium␣inferius␣orislabium␣superius␣orisluminiferous␣aetherluminoimmunoassaysluminosity␣functionlumpenbourgeoisiesmedium␣spiny␣neuronsmicrohistoculturesmicroneurosurgicalminisupercomputersminisupercomputingMitsunobu␣reactionsller-Lyer␣illusionmultifariousnessesmultifunctionalisemultineurotrophinsmultisubstitutionsmutual␣informationsneomuscularizationneuroimmunologistsneuroreductionismsodium␣generis␣humaniŌkuninushi-no-mikotopneumomediastinumsproscenium␣curtainspseudodiverticulumquimioluminescencequimioluminiscencereligious␣humanistsreligious␣pluralismRepublic␣of␣Surinameseminiferous␣tubulesimsun␣permutationssodiumthiosulphate sodium␣thiosulphateSturm-Liouville␣formsupercolumniationssupermicrosurgicalsuperminicomputerssupramicrosurgicaltellurobismuthitestrimethylsulfoniumtrisulfoaluminatestubulointerstitiumultrarevolutionismuncommensurabilityunderimmunizationsustilaginomycetousvacuum␣distillationverisimilitudinousvirtual␣communitiesvirtual␣consumptionWilliamsburg␣Countywukipolyomaviruses

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