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