1,192 entry under adjective topic. ×

16
ribald(rude, dirty, raw, nasty)
16
scatological(dull, blue, rough, nasty)
16
stormy(nature, severe, rough, dark)
16
unfair(evil, corrupt, dishonest, immoral)
15
depraved(adverb, bad, wrong, evil)
15
disgraceful(evil, taste, offensive, unpleasant)
15
gruesome(taste, awful, terrible, endured)
15
impure(dull, bad, mixed, blue)
15
infamous(characteristic, good, evil, nasty)
15
polluted(bad, nasty, offensive, unpleasant)
15
rancid(bad, rank, disgusting, sour)
15
scandalous(characteristic, bad, wrong, evil)
14
funky(bad, spot, dirty, revolting)
14
improper(rude, dirty, raw, nasty)
14
repellant(dull, disgusting, ugly, bad-looking)
14
tainted(bad, spoil, offensive, unpleasant)
14
ugly(dull, bad, evil, like)
14
unspeakable(taste, awful, terrible, endured)
13
fulsome(awful, terrible, horrible, inexpedience)
13
immoral(bad, wrong, blue, evil)
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APASmart Define. (2016). foul thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>