68 entries under foul topic. ×

2
blur(verb, hurt, harm, spoil, dirty)
2
draggle(verb, corrupt, stain, smear)
2
grime(verb, dull, hurt, spoil, dirty)
2
mess(dirty, debase, taint, muddy)
2
mold(verb, decline, weaken, lessen)
2
rot(verb, break, decline, hurt, ruin)
2
spatter(verb, criticize, insult, dirty)
2
tar(verb, dull, hurt, harm, spoil)
1
besoil(verb, corrupt, stain, smear)
1
botch(verb, ruin, spoil, corrupt)
1
coat(verb, corrupt, stain, smear)
1
encrust(verb, corrupt, stain, smear)
1
get dirty(expression, idiom, dirty, sully)
1
litter(verb, dirty, contaminate, poison)
1
make dirty(expression, idiom, dirty, debase)
1
make dusty(verb, expression, stain, smear)
1
make impure(verb, expression, idiom, cut, ruin)
1
muck up(expression, dirty, corrupt, debase)
1
shame(hurt, dirty, corrupt, debase)
1
smoke(verb, corrupt, stain, smear)
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APASmart Define. (2015). pollute thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/pollute/thesaurus/synonyms
ChicagoSmart Define. 2015. "pollute thesaurus" https://smartdefine.org/pollute/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, pollute thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/pollute/thesaurus/synonyms>.
MLASmart Define. "pollute thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/pollute/thesaurus/synonyms>