Decomposed

a.

1.

(Zool.) Separated or broken up; - said of the crest of birds when the feathers are divergent.

Adj.

1.

decomposed - broken down or disintegrated by rot; "a badly decomposed body"

bad, cankered, carious, corrupt, decayed, festering, foul, gangrened, gangrenous, gone bad, mortified, necrosed, necrotic, peccant, putrefied, putrescent, putrid, rotten, rotting, sphacelated, spoiled, suppurating, suppurative, ulcerated