Synonyms and related words :
cattle, chaff, clamjamfry, debris, dregs, dregs of society, dust, junk, litter, lumber, masses, mob, offscourings, offscum, other half, proletariat, ragtag and bobtail, riffraff, rubbish, rubble, scrap, scum, shoddy, sordes, swinish multitude, trash, truck, vermin