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