- icky, crappy, lousy, rotten, shitty, stinking, stinky - very bad; "a lousy play"; "it's a stinking world"
Antonym: good (indirect, via bad)
- rotten - having rotted or disintegrated; usually implies foulness; "dead and rotten in his grave"
Antonyms: unrotten, unrotted, undecomposed
- decayed, rotten, rotted - damaged by decay; hence unsound and useless; "rotten floor boards"; "rotted beams"; "a decayed foundation"
Antonym: sound (indirect, via unsound)