trash

crud, sewage, slop, swill, wash

detritus, remains, rubble, ruins

dump, scrap heap

lumber, odds and ends, trumpery

flotsam, jetsam, wreckage

castoff, cull, discard, hand-me-down, reject, throwaway

absurdity, asininity, foolery, idiocy, imbecility, inaneness, inanity, insanity, kookiness, lunacy

absurdness, craziness, madness, senselessness, witlessness

monkey business, monkeyshine(s), shenanigan(s), tomfoolery

gas, hot air, rigmarole (also rigamarole)

double-talk, hocus-pocus

dregs

commoners, commons, herd, hoi polloi, masses, millions, mob, multitude, people, plebeians, populace, public, rank and file

bourgeoisie, middle class, working class

claptrap, humbug, nonsense

bomb, clinker, clunker, dud, lemon, stinker, turkey

mess, muddle, shambles