128 entries under foul topic. ×

5
rough(adjective, bad, hard, offensive, rude)
5
tainted(adjective, offensive, unpleasant, rank)
4
fragrant(adjective, strong, offensive, sweet)
4
decayed(adjective, hard, old, sour)
4
gross(adjective, bad, offensive, rude, unpleasant)
4
horrible(adjective, offensive, disgusting, repulsive)
4
icky(adjective, bad, offensive, unpleasant)
4
off(adjective, informal, rank, disagreeable)
4
poisonous(adjective, bad, offensive, heavy)
4
stenchful(adjective, stinking, smelly, foul-smelling)
4
stenchy(adjective, hard, old, sour)
3
decomposed(adjective, rotten, contaminated, stinking)
3
filthy(adjective, bad, offensive, rude, unpleasant)
3
horrid(adjective, bad, offensive, unpleasant)
3
moldy(adjective, strong, offensive, sweet, rank)
3
nauseous(adjective, strong, offensive, sweet)
3
pestilential(adjective, bad, offensive, disgusting)
3
polluted(adjective, bad, offensive, unpleasant, rank)
3
unsavory(adjective, strong, offensive, sweet)
3
whiffy(adjective, strong, offensive, sweet, rank)
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APASmart Define. (2015). malodorous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/malodorous/thesaurus/synonyms
ChicagoSmart Define. 2015. "malodorous thesaurus" https://smartdefine.org/malodorous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, malodorous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/malodorous/thesaurus/synonyms>.
MLASmart Define. "malodorous thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/malodorous/thesaurus/synonyms>