13 letter words ending in ms in the mammoth uncensored word list.

abolitionisms aeolotropisms aeroembolisms aestheticisms allomorphisms anecdotalisms animalculisms anisotropisms antiblackisms antifeminisms antihumanisms antimorphisms antinepotisms apocalyptisms apostolicisms assemblyrooms astrotourisms asynchronisms autographisms automobilisms automorphisms barbarianisms behaviourisms bicameralisms bilateralisms bilingualisms bimillenniums biomechanisms biotransforms blockheadisms bronchospasms characterisms charlatanisms checkerblooms chemotropisms chlorophytums chromaticisms chromatograms cladosporiums classicalisms coalitionisms collectivisms collegialisms commensalisms connubialisms conservatisms corporealisms countercharms counterclaims cremationisms cryptorchisms cryptosystems cuprammoniums darmstadtiums deinotheriums deuteroplasms deuteroprisms deviationisms dialecticisms diamagnetisms diastrophisms dichromatisms diffusionisms dilettantisms disharmonisms dissenterisms doctrinarisms dolphinariums draconianisms duraluminiums dyotheletisms ecoterrorisms ectomorphisms elementalisms emotionalisms endomorphisms endothermisms epicureanisms episcopalisms epithalamiums epitheliliums ergastoplasms essentialisms eunuchoidisms evangelicisms evolutionisms exclusionisms expansionisms expatriatisms factionalisms fantasticisms fraternalisms geomagnetisms geometricisms grammaticisms granuloplasms gravitropisms greenbackisms gregarianisms guerrillaisms gynodioecisms gynomorphisms haptotropisms helianthemums heliotropisms hemimorphisms heterosexisms hobgoblinisms hojatoleslams hojatolislams holomorphisms homomorphisms homothallisms hydrargyrisms hydrotropisms hylomorphisms hyperconforms hyperrealisms hypognathisms hypomorphisms iconophilisms idiomorphisms illiberalisms immersionisms incendiarisms inflationisms inhalatoriums intuitionisms ipsedixitisms isolationisms justicialisms kurchatoviums laryngospasms leontopodiums lithospermums machiavelisms malapropoisms mediaevalisms mercantilisms mercurialisms meromorphisms mesognathisms mesomorphisms metachronisms metagnathisms metamorphisms metasomatisms microprograms microtoponyms miserabilisms mithridatisms monomorphisms monorchidisms municipalisms necrophilisms negrophilisms neonomianisms neurotropisms newspaperdoms newspaperisms noctambulisms nonclassrooms nonpetroleums nyctitropisms obscurantisms operationisms ornithogalums orthotropisms osteospermums overoptimisms paedobaptisms paludamentums pandaemoniums panhelleniums pansexualisms paraboliforms parachronisms paragnathisms paragraphisms paramorphisms parapsychisms parkinsonisms parochialisms patriarchdoms patriarchisms patristicisms peachblossoms penultimatums perimorphisms perinephriums periostracums perpetualisms pharyngograms philistinisms philosophisms photorealisms phototropisms pictorialisms pityrosporums pleiotropisms pleomorphisms pneumatograms poikilotherms politicalisms pollyannaisms polycentrisms polydemonisms polyglottisms polymorphisms polytonalisms postfeminisms practicalisms pragmaticisms praseodymiums precisianisms precisionisms presenteeisms progymnasiums propagandisms propheticisms prosyllogisms protactiniums psychologisms psychoticisms pteridosperms quadrienniums quinquenniums radiothoriums reductionisms reflectograms rheomorphisms rontgenograms saltationisms salvationisms saprophytisms scapegoatisms schematograms secessionisms sectarianisms sectionalisms selfproclaims sensationisms shamateurisms situationisms somnambulisms somniloquisms spiritualisms stakhanovisms standpattisms stercoranisms strippergrams strychninisms subjectivisms superkingdoms superpremiums superrealisms superstardoms superstratums sycophantisms symmetallisms synclinoriums syndactylisms synecdochisms syntheticisms theocentrisms theomorphisms thunderstorms traducianisms transformisms transvestisms trimethoprims trinomialisms triumphalisms troglodytisms ultraleftisms underkingdoms underperforms unitarianisms universalisms unnilpentiums unnilquadiums unnilseptiums verticilliums verumontanums voltammograms voluntaryisms volunteerisms xeromorphisms xiphisternums xylobalsamums zoomagnetisms zygomorphisms