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