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