13 letter words ending with m in the mammoth censored word list.

aboriginalism abranchialism abstentionism academicalism acaridomatium acarodomatium accidentalism actinouranium adipoceriform agrobacterium agroecosystem agroterrorism aldosteronism allelotropism alloisomerism alphabetiform alveolariform ambulacriform amphigastrium anagrammatism analphabetism anastigmatism androcentrism androdioecism andromorphism angioneoplasm anisotrophism annexationism anticlinorium anticommunism antilogarithm antinomianism antiritualism antisepticism antisexualism antisocialism antiterrorism aphototropism apochromatism apogeotropism apometabolism aristocratism armamentarium artificialism autochthonism autodidactism autoradiogram autoschediasm benzopyrylium bestsellerdom bibliophilism biculturalism bipartisanism blackguardism blepharospasm brachydontism brachypterism bradyseismism bureaucratism caesaropapism catastrophism catechumenism ceremonialism cherryblossom chiaroscurism cholangiogram chronisotherm chronotropism chrysanthemum cochleariform colloquialism columelliform commercialism compatriotism conceptualism connectionism contextualism contortionism contrabandism conversionism corporativism cosmopolitism counterreform counterstream credentialism crescentiform crucicentrism crystalliform decamethonium descriptivism destructivism diageotropism dilettanteism diphyodontism doctrinairism dodecaphonism dunderheadism ecumenicalism electromerism enantiotopism encephalogram encyclopedism epigrammatism equestrianism esophagospasm ethnocentrism evangeliarium exhibitionism exoparasitism exopinacoderm exploratorium expressionism ferroaluminum ferrochromium ferrotitanium ferrovanadium feuilletonism filibusterism flagellantism flunitrazepam fractionalism fringilliform fruitarianism functionalism generationism geocentricism grammarianism gynomonoecism gyromagnetism hermaphrodism heterodontism heterophyllum heterostylism hexadactylism hexamethonium histrionicism homeomorphism homeothermism homoeroticism homosexualism hypermorphism hyperurbanism hypochondrium ichthyotoxism iconomaticism immaterialism impersonalism impossibilism impressionism inclinatorium indeterminism individualism industrialism inequilibrium infallibilism interferogram intramuralism iridectropium iridentropium irrationalism isobathytherm isodimorphism isodrosotherm jusquaboutism karyomorphism lectisternium liberationism machiavellism managerialism mathematicism measuringworm mechanicalism mesocephalism metempiricism microangstrom microembolism micromorphism microorganism middlebrowism millennialism millennianism millenniarism milliangstrom monarchianism monodactylism monometallism monophysitism monosyllabism monosyllogism monotheletism monothelitism monumentalism morphotropism mountebankism multipartyism multiplatform multitudinism mycobacterium neocapitalism neoclassicism neoliberalism neometabolism neoplasticism neuroectoderm nonconformism nonmainstream obstructivism occasionalism occidentalism odontoglossum organolithium ornamentalism orthognathism paedomorphism paleostriatum panaesthetism panchromatism panspermatism pantagruelism pantheologism parallelogram paramagnetism paramenstruum particularism pedestrianism penicilliform peninsularism perfectionism perichondrium perspectivism phalansterism phenomenalism philhellenism phlogistonism photochromism plagiotropism platiniridium platitudinism plethysmogram pococurantism polydactylism polydaemonism polynomialism polysyllabism polysyllogism postmodernism primordialism procapitalism progressivism progymnosperm protectionism protoactinium protocerebrum protomorphism proverbialism provincialism prudentialism psychomanteum pycnoconidium pyramidoprism radiotelegram radiothallium reactionarism republicanism respiratorium revolutionism rhizomorphism roentgenogram rutherfordium sacerdotalism sadomasochism sanitarianism saprotrophism scalpelliform schismaticism scholasticism scolopendrium scripturalism selftransform semianarchism semilogarithm separationism skeuomorphism sociocentrism solifidianism spathiphyllum spermatangium stereotropism strombuliform structuralism stylogonidium succinctorium suffragettism suggestionism superorganism sustentaculum tautochronism telescopiform televangelism tetramorphism thaumaturgism theanthropism theatricalism thermotropism theromorphism thigmotropism tintinnabulum tolerationism toxophilitism transexualism translationym tricameralism trichromatism trilateralism trilingualism triliteralism tritocerebrum trophotropism ultrasonogram umbraculiform unicameralism unilateralism unilingualism vegetarianism ventriloquism vernacularism vibracularium vivisectorium vocationalism xanthochroism zoosporangium zygodactylism