131 entries under foul topic. ×

5
unwashed(adjective, nasty, dirty, sloppy)
4
grungy(adjective, nasty, dirty, sloppy)
4
harmful(adjective, bad, offensive, revolting)
4
high(adjective, rank, drunk, disagreeable)
4
injurious(adjective, bad, offensive, revolting)
4
insanitary(adjective, dirty, unclean, contaminated)
4
noxious(adjective, bad, offensive, rank)
4
rancid(adjective, bad, rank, dirty)
4
scummy(adjective, nasty, dirty, sloppy)
4
squalid(adjective, nasty, offensive, unpleasant, dirty)
3
cruddy(adjective, nasty, dirty, sloppy)
3
grimy(adjective, nasty, dirty, sloppy)
3
malodorous(adjective, bad, offensive, unpleasant, rank)
3
offensive(adjective, bad, nasty, unpleasant, rank)
3
slimy(adjective, nasty, dirty, sloppy)
3
slovenly(adjective, nasty, dirty, sloppy)
3
sooty(adjective, nasty, dirty, sloppy)
3
stale(adjective, rank, disgusting, disagreeable)
3
unhygienic(adjective, nasty, dirty, sloppy)
3
untidy(adjective, nasty, sloppy, filthy)
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APASmart Define. (2015). polluted thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/polluted/thesaurus/synonyms
ChicagoSmart Define. 2015. "polluted thesaurus" https://smartdefine.org/polluted/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, polluted thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/polluted/thesaurus/synonyms>.
MLASmart Define. "polluted thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/polluted/thesaurus/synonyms>