10
brackish(adjective, taste, awful, terrible, horrible)
10
catch(verb, action, hinder, dirty, entangle)
10
cheating(adjective, dirty, unreasonable, dishonest, immoral)
10
contemptible(adjective, good, bad, wrong, evil)
10
crummy(adjective, nasty, awful, terrible, horrible)
10
deplorable(adjective, wicked, endured)
10
dishonourable(adjective, feature, bad, spoil, awful)
10
grimy(adjective, dull, bad, flat, nasty)
10
indelicate(adjective, dull, rough, nasty, low)
10
infringement(noun, bad, spoil, awful, terrible)
10
lousy(adjective, good, bad, nasty, offensive)
10
maculate(verb, action, spoil, dark, dirty)
10
malicious(adjective, mean, bad, wrong, evil)
10
naughty(adjective, society, wicked, sex, metters)
10
putrescent(adjective, feature, bad, awful)
10
rainy(nature, bad, severe, violent, wild)
10
raw(adjective, nasty, vulgar, dirty, offensive)
10
reeky(adjective, bad, negative, mistake, uncleanness)
10
repelling(adjective, plain, unpleasant, awful, disgusting)
10
salacious(adjective, society, sex, metters, feature)
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APASmart Define. (2016). foul thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>