Here's what rhymes with progressionism.
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 protectionism 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 professionalism relativism anachronism catechism consumerism eroticism militarism pacifism regionalism separatism aneurism commercialism corporatism eclecticism favoritism fetishism hypnotism isolationism ostracism pauperism traditionalism voluntarism automatism clericalism exhibitionism favouritism perfectionism puritanism revivalism sectionalism solipsism witticism dilettantism futurism hooliganism minimalism mongolism capitalism alcoholism colonialism conservatism activism altruism barbarism determinism empiricism magnetism naturalism parallelism positivism pragmatism radicalism scepticism absolutism cannibalism collectivism dogmatism evangelism narcissism paternalism republicanism secularism agnosticism astigmatism centralism emotionalism expansionism factionalism mercantilism parasitism plagiarism populism provincialism recidivism scholasticism sectarianism botulism exoticism gradualism negativism neutralism proselytism metabolism imperialism patriotism materialism skepticism romanticism authoritarianism bilingualism postmodernism behaviorism egalitarianism functionalism microorganism monasticism sensationalism interventionism parochialism syndicalism individualism hyperthyroidism hypothyroidism totalitarianism utilitarianism antisemitism intellectualism anticommunism fundamentalism industrialism internationalism cosmopolitanism existentialism sentimentalism evangelicalism somnambulism transcendentalism constitutionalism environmentalism humanitarianism electromagnetism Words that almost rhyme with progressionism
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 diagnostician decomposition juxtaposition malnutrition predisposition transposition pediatrician superimposition wisdom serum theorem cecum gingham system kingdom victim dictum gypsum fearsome winsome symptom pilgrim ecosystem