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