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