Synonyms to irascible

acrimonious, acerb, acerbate, acerbic, acid, acidic, acidulent, acidulous, acrid, astringent, belligerent, biting, bitter, burning, caustic, choleric, contentious, corroding, corrosive, cranky, cross, cutting, double-edged, edged, embittered, escharotic, fierce, harsh, incisive, indignant, irate, ireful, keen, mad, mordacious, mordant, penetrating, piercing, poignant, quarrelsome, rancorous, rankled, resentful, resenting, rigorous, rough, scathing, scorching, severe, sharp, sore, splenetic, stabbing, stewing, stinging, strident, stringent, tart, testy, trenchant, vehement, violent, virulent, vitriolic, withering, wrathful, wrathy, wroth, aggressive, abrupt, active, acute, adventuresome, adventurous, ambitious, animated, antagonistic, assertive, battling, bearish, beastly, bellicose, bickering, bloodthirsty, bloody, bloody-minded, bluff, blunt, bold, brash, brisk, brusque, cavalier, chauvinist, chauvinistic, churlish, combative, crusty, curt, disputatious, divisive, domineering, driving, dynamic, enemy, energetic, enterprising, enthusiastic, eristic, factional, factious, ferocious, fier