324 entries under noun topic. ×

18
defile(verb, hurt, catch, clean)
17
base(adjective, adverb, characteristic, mean)
17
soil(verb, hurt, disorder, ruin)
10
infringement(bad, spoil, awful, terrible)
10
scurvy(adjective, feature, bad, spoil)
8
grave(verb, adjective, feature, action)
8
muff(verb, action, bad, awful)
8
snafu(action, bad, awful, terrible)
8
violation(bad, awful, terrible, infraction)
7
blot(verb, action, bad, spoil)
7
bungle(verb, action, bad, awful)
7
dam(verb, action, bad, hinder)
7
harrowing(adjective, feature, bad, awful)
7
infraction(bad, spoil, awful, terrible)
7
plug(verb, action, bad, hinder)
7
snag(verb, action, bad, hinder)
6
bar(verb, adjective, feature, action)
6
bung(verb, adjective, feature, action)
6
error(bad, awful, terrible, mistake)
6
extreme(adjective, feature, bad, awful)
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APASmart Define. (2016). foul thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>