14
fetid(adjective, strong, offensive, unpleasant, sweet)
14
low(adjective, good, evil, nasty, corrupt)
14
noxious(adjective, bad, rank, foul, disagreeable)
14
putrescent(adjective, rank, disagreeable, sour, stale)
14
sour(adjective, bad, hard, evil, rough)
14
unsound(adjective, bad, poor, deception, false)
13
contaminated(adjective, characteristic, disease, offensive, unpleasant)
13
evil(adjective, bad, hard, wrong, rough)
13
icky(adjective, bad, nasty, offensive, unpleasant)
13
musty(adjective, strong, offensive, sweet, rank)
13
nauseating(adjective, bad, nasty, offensive, unpleasant)
13
shabby(adjective, good, weak, poor, nasty)
12
decomposed(adjective, quiet, bad, foul, slack)
12
deplorable(adjective, bad, sad, unhappy, inferior)
12
inferior(adjective, mean, bad, weak, poor)
12
mephitic(adjective, strong, offensive, sweet, foul)
12
noisome(adjective, nasty, offensive, unpleasant, awful)
12
rank(adjective, offensive, unpleasant, foul, disgusting)
12
sickening(adjective, nasty, terrible, disgusting, vicious)
12
wicked(adjective, mean, bad, simple, wrong)
10 years ago|36k views|share |citing 
APASmart Define. (2016). rotten thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rotten/thesaurus/synonyms
ChicagoSmart Define. 2016. "rotten thesaurus" https://smartdefine.org/rotten/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, rotten thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rotten/thesaurus/synonyms>.
MLASmart Define. "rotten thesaurus" 3 April 2016. Web. 23 September 2026. <https://smartdefine.org/rotten/thesaurus/synonyms>