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