hammer, unload, scold, pan, correct, critique, criticize, judge, chastise, berate, grumble, decry, discredit, belittle, deride, inveigh against, rebuke, ream out, air (a grievance), find fault, attack (with vitriolic language), take to task, rail against, savage

knock, trash, tear down, challenge, attack, slander, defame, vilify, marginalize, deflate, decry, disparage, slur, debase, insult, revile, smear, repudiate, trivialize, demean, discredit, demonize, put down, malign, belittle, denigrate, badmouth, dis, deride, inveigh against, rip apart, mar, deprecate, scoff at, disdain, snipe

jab, bash, knock, sling, chafe, trash, stab, mock, imitate, wag, impersonate, tease, spout, caricature, exaggerate, decry, disparage, ridicule, insult, demean, dismiss, belittle, pooh-pooh, deride, ape, lambaste, scorn, snicker, snigger, make fun of, rebuke, scoff at, snort at, parody, snark, swipe at, roll (eyes), lampoon, spoof, satirize, deal (a blow)

bash, slam, hammer, abrade, unload, dump, trash, ventilate, vent, tear down, spout, backstab, chastise, berate, release, complain, grumble, gossip, put down, pick apart, inveigh against, tick off, air, rip apart, rebuke, ream out, take issue with, pour out, express (disdain), voice (complaints)