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