Heterodoxy rhymes with:
orthodoxy, orthodoxy, orthodoxy, alexi, alexy, apoplexy, biloxi, boxy, brixey, cooksey, craxi, dixie, dixy, doxey, doxie, doxy, elxsi, epoxy, flexi, folksy, foxy, galaxy, hoxie, hoxsey, hoxsie, hydroxy, kirksey, laxey, lexie, maxcy, maxey, maxi, maxie, maxy, moxie, nixie, oleksy, orthodoxy, oxy, pixie, proxy, roxie, roxy, sexy, shaanxi, taxi, trixie, trixy, waxy, wuxi