27
muck(noun, verb, clean, refuse, substance)
21
mire(noun, verb, clean, ground, soil)
21
ooze(noun, mess, liquid, fluid, dirt)
20
slime(noun, waste, refuse, insult, mess)
19
sludge(noun, waste, refuse, corruption, deposit)
16
dirt(noun, adjective, waste, refuse, insult)
11
filth(noun, waste, pollution, ground, dirt)
11
swamp(noun, vegetation, marsh)
10
slush(noun, verb, waste, clean, refuse)
10
clay(noun, adjective, material, stone, surface)
9
quagmire(noun, uncleanness, marsh)
8
silt(noun, waste, refuse, mess, corruption)
8
earth(noun, surface, ground, soil, dirt)
8
marsh(noun, semiliquidity, marsh)
7
bog(noun, marsh)
6
soil(noun, waste, refuse, surface, ground)
6
gunk(noun, ground, impurity, plaster, adhesive)
5
excrement(noun, waste, refuse, stain, ground)
4
manure(noun, waste, refuse, dishonesty, corruption)
4
morass(noun, marsh)
<1234510>
11 years ago|9.9k views|share |citing 
APASmart Define. (2015). mud thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/mud/thesaurus/synonyms
ChicagoSmart Define. 2015. "mud thesaurus" https://smartdefine.org/mud/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, mud thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/mud/thesaurus/synonyms>.
MLASmart Define. "mud thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/mud/thesaurus/synonyms>