Here's what rhymes with portition.
partition addition edition mission politician fission audition logician position tradition permission admission ambition petition emission prohibition omission remission tuition apparition attrition erudition fruition magician sedition dentition rendition rhetorician condition opposition commission physician repetition suspicion abolition coalition cognition intuition nutrition submission clinician ignition musician technician volition apposition patrician definition competition composition transition disposition proposition ammunition deposition exhibition inhibition superstition imposition supposition admonition demolition preposition contrition intermission electrician theoretician recognition transmission acquisition expedition exposition malnutrition requisition extradition precondition redefinition disquisition manumission obstetrician pediatrician premonition statistician decomposition mathematician transposition indisposition inquisition interposition presupposition superposition juxtaposition predisposition superimposition Words that almost rhyme with portition
given vision driven listen prison arisen risen derision riven stiffen decision division rhythm revision prism barbarism striven provision television precision collision incision excision forgiven terrorism schism envision imprison elitism algorithm organism supervision heroism optimism pluralism altruism dualism rheumatism dogmatism egoism egotism indecision logarithm aphorism holism pauperism plagiarism populism stoicism criticism communism patriotism socialism despotism journalism liberalism subdivision activism dynamism embolism feudalism formalism modernism pessimism positivism absolutism catechism eroticism fatalism militarism narcissism nihilism pacifism paganism paroxysm separatism anarchism aneurism animism chauvinism corporatism euphemism fetishism hedonism hypnotism legalism lyricism mannerism nepotism ostracism parasitism mechanism feminism mysticism symbolism circumcision cynicism empiricism federalism humanism magnetism naturalism parallelism pragmatism radicalism relativism scepticism unionism classicism regionalism behaviorism cataclysm exorcism favoritism heathenism recidivism shamanism voluntarism capitalism metabolism imperialism alcoholism antagonism materialism skepticism determinism fanaticism rationalism romanticism anachronism cannibalism collectivism evangelism hyperthyroidism hypothyroidism paternalism secularism agnosticism astigmatism centralism eclecticism revisionism nationalism colonialism conservatism bilingualism consumerism postmodernism protectionism antisemitism commercialism emotionalism isolationism mercantilism monasticism provincialism scholasticism sectarianism individualism authoritarianism industrialism republicanism totalitarianism cosmopolitanism expansionism factionalism intellectualism microorganism traditionalism professionalism fundamentalism utilitarianism egalitarianism existentialism functionalism sentimentalism internationalism sensationalism constitutionalism environmentalism humanitarianism chicken bitten diction pigeon women written hidden kitchen billion fiction linen piston addiction ribbon ridden villain kitten pinion thicken children opinion million religion jurisdiction friction prediction stricken depiction rewritten silken eviction quicken smitten trillion bouillon sylvan distinction dominion restriction affliction crimson benediction kinsmen pavilion unwritten christian nonfiction dereliction overridden reptilian description conviction civilian contradiction extinction penicillin encryption infliction vermilion ascription interdiction midshipman inscription prescription subscription constriction crucifixion transcription conscription contradistinction