Synonyms of scummy

1 Syllable
low, mean, cheap, mung
2 Syllables
foamier, shoddy, currish, dreggy, slimy, dungy, straggly, mucky, low-down, sludgier, yukky, sludgy, rotten, sordid, munger, spumous, spumy, sudsy, slimier, thoughtless, unkind, filthier, sorry, oozy, miry, soily, unswept, grungy, mucous, grungier, dirty, filthy, oozier, dirtier, selfish, shady, stingy, filthiest, foamy, dirtiest
3 Syllables
beggarly, ignoble, shameful, lathery, muculent, miserly, verminous, unworthy, inglorious
4 Syllables
contemptible, despisable, disgraceful, ignominious, unlaundered, mercenary
5 Syllables
disreputable, dishonorable
6 Syllables
inconsiderate