bad, cankered, carious, corrupt, decayed, decomposed, festering, foul, gangrened, gangrenous, gone bad, mortified, necrosed, necrotic, peccant, putrefacient, putrefactive, putrefied, putrescent, putrid, rotten, saprobic, saprogenic, saprogenous, saprophilous, saprophytic, septic, sphacelated, spoiled, suppurating, suppurative, ulcerated