Here's what rhymes with militaryism.
                        
                        
                    
                                terrorism  heroism  prism  schism  egoism  elitism  chrism  materialism  barbarism  dualism  pessimism  egotism  militarism  aphorism  holism  legalism  lyricism  albinism  archaism  purism  sophism  tropism  mechanism  organism  imperialism  patriotism  despotism  feminism  journalism  liberalism  optimism  pluralism  altruism  cynicism  dynamism  embolism  empiricism  parallelism  relativism  rheumatism  eroticism  nihilism  pacifism  paganism  anarchism  aneurism  animism  euphemism  exorcism  fetishism  heathenism  hedonism  mannerism  nepotism  parasitism  pauperism  plagiarism  populism  recidivism  stoicism  botulism  cretinism  mesmerism  negativism  racialism  synergism  witticism  adventurism  agrarianism  futurism  solecism  specialism  tokenism  criticism  metabolism  communism  socialism  antagonism  mysticism  symbolism  activism  federalism  feudalism  formalism  humanism  modernism  naturalism  radicalism  scepticism  unionism  absolutism  anachronism  authoritarianism  catechism  classicism  dogmatism  fatalism  narcissism  paternalism  protectionism  regionalism  secularism  separatism  utilitarianism  astigmatism  behaviorism  centralism  chauvinism  egalitarianism  hypnotism  ostracism  revisionism  sectarianism  shamanism  automatism  ecumenism  exhibitionism  favouritism  isomerism  neutralism  parochialism  revivalism  solipsism  anabolism  bimetallism  creationism  dilettantism  capitalism  nationalism  alcoholism  colonialism  skepticism  determinism  fanaticism  magnetism  positivism  pragmatism  rationalism  cannibalism  collectivism  consumerism  evangelism  industrialism  totalitarianism  commercialism  corporatism  eclecticism  favoritism  intellectualism  provincialism  traditionalism  voluntarism  abolitionism  clericalism  exoticism  expressionism  gradualism  impressionism  perfectionism  proselytism  puritanism  conservatism  individualism  professionalism  romanticism  bilingualism  hyperthyroidism  hypothyroidism  republicanism  agnosticism  antisemitism  emotionalism  expansionism  humanitarianism  isolationism  mercantilism  monasticism  evangelicalism  interventionism  sectionalism  syndicalism  fundamentalism  postmodernism  existentialism  factionalism  functionalism  microorganism  scholasticism  sentimentalism  anticommunism  somnambulism  internationalism  cosmopolitanism  environmentalism  sensationalism  transcendentalism  electromagnetism  constitutionalism  Words that almost rhyme with militaryism
rhythm  arisen  risen  mizzen  given  vision  listen  mission  prison  revision  remission  fission  riven  addition  driven  edition  television  algorithm  precision  emission  partition  omission  tuition  derision  erudition  fruition  technician  dentition  envision  logarithm  audition  logician  stiffen  glisten  rescission  position  decision  definition  division  tradition  commission  permission  physician  provision  admission  ambition  petition  collision  deposition  incision  intuition  politician  clinician  excision  forgiven  ignition  musician  apparition  attrition  demolition  magician  sedition  volition  apposition  imprison  paroxysm  patrician  rendition  striven  rhetorician  dietitian  munition  prevision  readmission  tactician  condition  opposition  transition  disposition  repetition  suspicion  abolition  ammunition  coalition  cognition  exhibition  inhibition  nutrition  prohibition  submission  imposition  subdivision  supposition  admonition  intermission  redefinition  cataclysm  premonition  theoretician  ebullition  imprecision  recognition  transmission  acquisition  expedition  proposition  supervision  exposition  superstition  preposition  requisition  contrition  extradition  indecision  inquisition  interposition  precondition  disquisition  electrician  manumission  pediatrician  academician  competition  composition  circumcision  malnutrition  mathematician  transposition  presupposition  superposition  obstetrician  statistician  decomposition  juxtaposition  predisposition  indisposition  diagnostician  superimposition  wisdom  serum  theorem  cecum  gingham  system  kingdom  victim  dictum  gypsum  fearsome  winsome  symptom  pilgrim  ecosystem