671 entries under bad topic. ×

23
horrid(adjective, evil, taste, like)
23
gross(adjective, wrong, blue, evil)
22
obscene(adjective, vulgar, offensive, dirty)
22
objectionable(adjective, dull, nasty, offensive)
22
sordid(adjective, awful, terrible, dirty)
21
awful(adjective, nasty, offensive, terrible)
21
evil(adjective, mean, wrong, blue)
21
odious(adjective, good, evil, taste)
21
disagreeable(adjective, dull, nasty, unpleasant)
21
hateful(adjective, mean, wrong, evil)
21
vulgar(adjective, nasty, rude, crude)
20
ghastly(adjective, dull, nasty, offensive)
19
wicked(adjective, dirty, evil, disgusting)
19
corrupt(verb, adjective, mean, hurt)
19
distasteful(adjective, nasty, offensive, unpleasant)
19
unclean(adjective, dull, blue, taste)
19
indecent(adjective, vulgar, offensive, coarse, wicked)
19
noxious(adjective, mean, wrong, evil)
19
low(adjective, vulgar, rude, nasty, offensive)
19
malodorous(adjective, strong, offensive, rude)
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APASmart Define. (2016). foul thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>