pu·trid 
(pytrĭd)
(pytrĭd)adj.
1. Decomposed and foul-smelling; rotten: putrid meat.
2. Proceeding from, relating to, or exhibiting putrefaction: a putrid odor.
3. Morally rotten; corrupt: "and all the while scarlet thoughts, putrid fantasies, and no love" (Louis Auchincloss).
4. Of extremely poor quality; atrocious or contemptible: a good play ruined by putrid acting.
[Middle English putred, from Old French putride, from Latin putridus, from putrēre, to be rotten, from puter, putr-, rotten; see p- in the Appendix of Indo-European roots.]
pu·tridi·ty (-trĭdĭ-tē), putrid·ness (-trĭd-nĭs) n.
putrid·ly adv.