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