List of scummy synonyms and scummy related words.
abject, abominable, arrant, atrocious, barfy, base, beggarly, beneath contempt, cheap, cheesy, common, contemptible, crappy, crummy, debased, degraded, depraved, despicable, dirty, disgusting, execrable, fecal, feculent, fetid, filmy, filthy, flagrant, flyblown, foliaceous, foliated, foul, fulsome, gaudy, gimcracky, gloppy, grave, gross, gunky, heinous, icky, in layers, lamellar, lamellate, lamellated, lamelliform, laminate, laminated, laminous, leaflike, leafy, little, low, low-down, lumpen, maggoty, malodorous, mangy, mean, measly, membranous, mephitic, meretricious, miserable, monstrous, mucky, nasty, nauseating, nefarious, obnoxious, odious, ordurous, paltry, pathetic, petty, pitiable, pitiful, poky, poor, puky, putrid, rank, reptilian, repulsive, rotten, rubbishy, sad, scabby, scrubby, scruffy, scurfy, scurvy, scuzzy, shabby, shitty, shoddy, slabby, slimy, sloppy, sloshy, sludgy, slushy, small, sorry, spathic, spathose, sposhy, squalid, stratified, stratiform, three-ply, trashy, trumpery, two-for-a-cent, two-for-a-penny, two-ply, twopenny, twopenny-halfpenny, unmentionable, valueless, vile, vomity, wormy, worthless, wretched, yecchy