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