acrid

1 having or showing deep-seated resentment <there have been acrid relations between the two families ever since they fought over that strip of land> Synonyms bitter, acrimonious, embittered, hard, rancorous, resentful, soreRelated Words disaffected, discontented, disgruntled, malcontent; contemptuous, cynical, disdainful, misanthropic, scornful; angry, cruel, harsh, irritated, mad, rough, savage, vehement, vicious, virulent, vitriolic; acid, caustic, cutting, mordant, sarcastic, trenchant; knock-down, drag-out (or knock-down-and-drag-out)Near Antonyms caring, forgiving, gentle, kind, kindhearted, loving, sweet, sympathetic, tender, warm, warmheartedAntonyms unbitter

2 marked by the use of wit that is intended to cause hurt feelings <Phillipa's acrid comments about the new employee's clothes were met by laughter from everyone at the lunch table> Synonyms acerb, acerbic, acid, acidic, acidulous, sarcastic, barbed, biting, caustic, corrosive, cutting, mordant, pungent, sardonic, satiric (or satirical), scalding, scathing, sharp, smart-aleck, smart-alecky, smart-mouthed, snarky, tartRelated Words brisk, cross, sharp-tongued, sour, sourish, spiky (also spikey), tartish; incisive, keen, poignant, trenchant; cynical, dry, ironic (also ironical), wry; facetious, flippant, tongue-in-cheek; acrimonious, bitter, resentful, vitriolic; harsh, rough, severe, stringent; abrupt, blunt, brusque (also brusk), concise, crisp, curt, gruff, pithy, snippety, snippy, succinct, terse; backhanded, insincereNear Antonyms amusing, droll, merry, playful, sportive, waggish; gentle, mild; bland; good-humored, good-natured; diplomatic, polite, smooth, suave, urbane; affable, cordial, genial, gracious, hospitable, sociable