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