Answer: decomposes

AnswerCrossword Clue
decomposesBreak down (a chemical compound) into its component elements or simpler constituents
decomposesCause (something) to decay or rot
decomposes(of a chemical compound) Break down into component elements or simpler constituents
decomposes(of a dead body or other organic matter) Decay; become rotten
decomposesDECOMPOSE, to fall to pieces