Here's what rhymes with peripatetism.
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prison rhythm arisen risen mizzen given addition vision driven edition listen mission petition derision fission dentition audition riven stiffen position decision division tradition permission admission ambition deposition emission intuition partition omission tuition apparition attrition erudition magician sedition technician apposition envision imprison patrician rendition striven logician rhetorician dietitian glisten prevision tactician condition definition opposition commission physician provision television algorithm disposition precision repetition suspicion abolition collision exhibition incision inhibition nutrition politician prohibition revision submission excision forgiven ignition imposition remission supposition demolition fruition volition intermission logarithm paroxysm ebullition rescission competition transition transmission expedition proposition supervision coalition cognition exposition superstition clinician musician subdivision admonition preposition contrition indecision interposition superposition cataclysm electrician obstetrician pediatrician premonition statistician theoretician academician imprecision munition readmission composition recognition acquisition ammunition decomposition juxtaposition mathematician requisition transposition extradition inquisition precondition presupposition redefinition disquisition manumission diagnostician circumcision malnutrition predisposition indisposition superimposition wisdom serum theorem dictum gypsum cecum gingham system kingdom victim pilgrim fearsome winsome symptom ecosystem