79 entries under foul topic. ×

16
noxious(adjective, bad, evil, offensive, base)
15
lousy(adjective, good, mean, bad, nasty)
14
fetid(adjective, offensive, unpleasant, rank)
14
horrifying(adjective, severe, offensive, awful, terrible)
13
filthy(adjective, good, bad, blue, evil)
13
rank(adjective, blue, evil, offensive, unpleasant)
13
ugly(adjective, bad, evil, offensive, base)
12
obscene(adjective, bad, blue, evil, low)
12
stinking(adjective, bad, evil, nasty, offensive)
11
icky(verb, adjective, person, bad, pleasant)
11
unappetizing(adjective, dull, bad, offensive)
11
yucky(adjective, bad, nasty, offensive, unpleasant)
9
outrageous(adjective, bad, blue, evil, nasty)
9
rancid(adjective, rank, corrupt, disgusting)
8
mephitic(adjective, bad, offensive, disgusting)
7
malodorous(adjective, bad, offensive, unpleasant, rank)
7
putrid(adjective, nasty, offensive, unpleasant, rank)
6
dirty(adjective, bad, blue, evil, nasty)
6
painful(adjective, bad, dislike, offensive)
6
squalid(adjective, mean, offensive, unpleasant, awful)
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APASmart Define. (2016). loathsome thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/loathsome/thesaurus/synonyms
ChicagoSmart Define. 2016. "loathsome thesaurus" https://smartdefine.org/loathsome/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, loathsome thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/loathsome/thesaurus/synonyms>.
MLASmart Define. "loathsome thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/loathsome/thesaurus/synonyms>