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