100 entries under foul topic. ×

1
loudmouthed(adjective, dull, rough, low, offensive)
1
low-minded(adjective, dull, rough, low, offensive)
1
malodorous(adjective, bad, offensive, rude, unpleasant)
1
noisome(adjective, bad, blue, offensive, unpleasant)
1
noxious(adjective, bad, evil, offensive, base)
1
outrageous(adjective, bad, blue, nasty, offensive)
1
poisonous(adjective, bad, offensive, violent, wild)
1
rank(adjective, dull, blue, rough, low)
1
repellent(adjective, bad, blue, evil, nasty)
1
repugnant(adjective, bad, blue, evil, nasty)
1
revolting(adjective, bad, evil, nasty, offensive)
1
scurvy(adjective, bad, nasty, low, base)
1
sickening(adjective, bad, blue, evil, nasty)
1
stinking(adjective, bad, evil, offensive, unpleasant)
1
swinish(adjective, dull, rough, low, offensive)
1
ugly(adjective, dull, bad, evil, rough)
1
undiscriminating(adjective, dull, rough, low, offensive)
1
unhealthy(adjective, offensive, rank, dirty)
1
unsophisticated(adjective, dull, rough, low, offensive)
0
awful(adjective, bad, offensive, revolting)
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APASmart Define. (2016). impure thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/impure/thesaurus/synonyms
ChicagoSmart Define. 2016. "impure thesaurus" https://smartdefine.org/impure/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, impure thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/impure/thesaurus/synonyms>.
MLASmart Define. "impure thesaurus" 11 January 2016. Web. 27 September 2026. <https://smartdefine.org/impure/thesaurus/synonyms>