Proportioned rhymes with:
apportioned, apportioned, apportioned, apportioned, aforementioned, airconditioned, apportioned, auctioned, auditioned, captioned, cautioned, commissioned, conditioned, contentioned, cushioned, decommissioned, fashioned, freshened, functioned, impassioned, malfunctioned, mentioned, motioned, oldfashioned, optioned, partitioned, petitioned, positioned, propositioned, rationed, reconditioned, repositioned, requisitioned, sanctioned, sectioned, stationed, unsanctioned, vacationed