THESAURUS
Thersites, backbiter, belittler, calumniator, caustic critic, cynic, debunker, decrier, defamer, deflater, depreciator, derogator, detractor, disparager, hatchet man, knocker, libeler, muckraker, mudslinger, railer, social critic, traducer
ROGET THESAURUS
Detractor
N
detractor, reprover, censor, censurer, cynic, critic, caviler, carper, word-catcher, frondeur, barracker, defamer, backbiter,
slanderer, Sir Benjamin Backbite, lampooner, satirist, traducer, libeler, calumniator, dawplucker, Thersites, Zoilus, good-natured friend, reviler, vituperator, castigator, shrew, muckraker, disapprover, laudator temporis acti, black-mouthed, abusive.