135 entries under foul topic. ×

4
mephitic(adjective, bad, offensive, revolting)
4
slatternly(adjective, nasty, sloppy, unclean)
4
stinking(adjective, bad, evil, nasty, offensive)
4
unhygienic(verb, adjective, nasty, dirty)
4
vicious(adjective, bad, evil, offensive, unpleasant)
3
earthy(adjective, nasty, rude, dirty, coarse)
3
fouled(adjective, nasty, dirty, sloppy)
3
greasy(adjective, dull, flat, nasty, gloomy)
3
hot(adjective, dirty, improper, stimulating)
3
malodorous(adjective, bad, offensive, rude, unpleasant)
3
racy(adjective, society, sex, metters, rude)
3
rough(adjective, bad, nasty, offensive, rude)
3
spicy(adjective, society, sex, erotic, metters)
3
unpleasant(adjective, bad, nasty, offensive, awful)
3
unrefined(adjective, bad, nasty, offensive, rude)
3
yucky(adjective, bad, nasty, offensive, unpleasant)
2
dreggy(adjective, nasty, sloppy, unclean)
2
ghastly(adjective, bad, offensive, disgusting)
2
hellish(adjective, bad, taste, offensive, awful)
2
noxious(adjective, bad, evil, offensive, base)
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APASmart Define. (2015). filthy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/filthy/thesaurus/synonyms
ChicagoSmart Define. 2015. "filthy thesaurus" https://smartdefine.org/filthy/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, filthy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/filthy/thesaurus/synonyms>.
MLASmart Define. "filthy thesaurus" 17 July 2015. Web. 26 September 2026. <https://smartdefine.org/filthy/thesaurus/synonyms>