← BackshareGuessputrefy/ˈpjuːtrəfaɪ/verbTo decay or rot, producing a foul smell.The garbage left in the sun started to putrefy, attracting flies.The forgotten fruit began to putrefy in the warm kitchen.If you leave meat out too long, it will putrefy and become dangerous to eat.SynonymsrotdecomposespoilfesterdecayAntonymspurify