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