Synonyms of 'acrimonious'

acerb, acerbic, acid, acidic, acidulent, acidulous, acrid, astringent, belligerent, biting, bitter, burning, caustic, choleric, contentious, corrosive, cranky, Cross, cutting, double-edged, escharotic, fierce, harsh, incisive, indignant, irascible, irate, ireful, Keen, mad, mordacious, mordant, penetrating, piercing, poignant, quarrelsome, rancorous, resentful, rigorous, rough, scathing, severe, sharp, sore, splenetic, strident, stringent, tart, testy, trenchant, vehement, violent, virulent, vitriolic, wrathful, wroth