465 entries under awful topic. ×

19
execrable(adjective, taste, nasty, terrible)
18
rotten(adjective, good, bad, strong, wrong)
18
heinous(adjective, bad, wrong, blue, evil)
18
beastly(adjective, adverb, bad, nasty, low)
18
detestable(adjective, good, taste, nasty, offensive)
18
frightful(adjective, dull, evil, nasty)
18
outrageous(adjective, bad, blue, evil, nasty)
18
villainous(adjective, mean, bad, wrong, evil)
18
yucky(adjective, bad, nasty, offensive, unpleasant)
17
monstrous(adjective, adverb, evil, nasty, low)
17
foetid(adjective, feature, bad, spot)
17
mucky(adjective, dull, flat, nasty, offensive)
16
despicable(adjective, good, bad, evil, nasty)
15
disgraceful(adjective, evil, taste, offensive, unpleasant)
15
gruesome(adjective, taste, terrible, endured)
15
scandalous(adjective, characteristic, bad, wrong, evil)
14
ugly(adjective, dull, bad, evil, like)
14
unspeakable(adjective, taste, terrible, endured)
13
fulsome(adjective, terrible, horrible, inexpedience)
13
unsportsmanlike(adjective, feature, bad, spot)
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APASmart Define. (2016). foul thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>