49 entries under pollution topic. ×

24
dirt(noun, wrong, evil, waste, clean)
17
muck(noun, adjective, waste, clean, refuse)
15
smut(noun, decent, ground, soil)
13
garbage(noun, waste, refuse, trash)
13
grime(noun, clean, ground, soil)
12
trash(noun, waste, refuse, smut)
12
corruption(noun, waste, refuse, soil)
12
foulness(noun, state, wrong, evil, waste)
12
slime(noun, ground, dirt, grime)
10
filthiness(noun, state, clean, condition)
10
nastiness(noun, waste, refuse, soil)
9
crud(noun, slang, clean, ground)
9
impurity(noun, wrong, evil, waste, refuse)
9
mud(noun, ground, dirt, grime)
9
ordure(noun, food, waste, refuse)
9
refuse(noun, waste, trash, soil)
9
sludge(noun, food, waste, refuse)
8
excrement(noun, waste, ground, dirt)
7
mire(noun, waste, ground, dirt)
7
sewage(noun, waste, refuse, trash)
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APASmart Define. (2016). filth thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/filth/thesaurus/synonyms
ChicagoSmart Define. 2016. "filth thesaurus" https://smartdefine.org/filth/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, filth thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/filth/thesaurus/synonyms>.
MLASmart Define. "filth thesaurus" 1 March 2016. Web. 25 September 2026. <https://smartdefine.org/filth/thesaurus/synonyms>