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