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