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