153 entries under noun topic. ×

6
sediment(waste, refuse, mess, trash)
6
slime(waste, mess, grease, muck)
6
spume(dirt, froth)
5
crust(layer, dirt, impurities, dirty froth)
5
deposit
5
grounds(uncleanness, residue)
5
masses(mass, crowd, throng, multitude)
5
precipitate(uncleanness, residue)
5
refuse(waste, informal, trash, unimportance)
5
residue(part, waste, refuse, rest)
5
sludge(mud, muck, goo, gunk)
5
vermin(despicable, commonalty)
4
algae(dirt, rootless)
4
cur(informal, rotten, lowly, bad man)
4
dirt(mess, stain, pollution, corruption)
4
filth(waste, refuse, mess, layer)
4
mass(crowd, throng, multitude, mob)
4
waste(refuse, trash, rubbish, layer)
3
cinder
3
dreg(group, rich, over)
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APASmart Define. (2015). scum thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/scum/thesaurus/synonyms
ChicagoSmart Define. 2015. "scum thesaurus" https://smartdefine.org/scum/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, scum thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/scum/thesaurus/synonyms>.
MLASmart Define. "scum thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/scum/thesaurus/synonyms>