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