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