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