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