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