61 entries under foul topic. ×

10
gross(adjective, bad, blue, nasty, offensive)
9
stinking(adjective, bad, evil, nasty, offensive)
8
yucky(adjective, bad, nasty, offensive)
7
malodorous(adjective, bad, offensive, disgusting)
7
mephitic(adjective, bad, offensive, disgusting)
7
obscene(adjective, bad, blue, offensive, loose)
6
filthy(adjective, bad, blue, evil, taste)
6
hellish(adjective, bad, taste, offensive, awful)
6
icky(adjective, bad, pleasant, nasty, offensive)
4
outrageous(adjective, bad, blue, nasty, offensive)
4
painful(adjective, bad, offensive, revolting)
4
poisonous(adjective, bad, taste, offensive, awful)
4
sickly(verb, adjective, offensive, disgusting)
4
unclean(adjective, bad, blue, taste, offensive)
3
dirty(adjective, bad, blue, evil, nasty)
3
immoral(adjective, evil, offensive, disgusting)
3
lousy(adjective, bad, nasty, offensive, unpleasant)
3
unwholesome(adjective, like, pain, offensive)
2
serious(adjective, bad, offensive, unpleasant)
2
severe(adjective, bad, offensive, revolting)
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APASmart Define. (2016). sickening thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sickening/thesaurus/synonyms
ChicagoSmart Define. 2016. "sickening thesaurus" https://smartdefine.org/sickening/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, sickening thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sickening/thesaurus/synonyms>.
MLASmart Define. "sickening thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/sickening/thesaurus/synonyms>