caustic
I
adjective
abrasive, abrupt, acerbus, acrid, acrimonious, acute, astringent, austere, biting, brash, burning, corroding, corrosive, cruel, curt, cutting, derisive, derisory, envenomed, erosive, excorciating, excruciating, harsh, hurtful, insulting, invidious, irritating, lashing, malevolent, malicious, malignant, mocking, mordacious, mordax, mordent, piercing, pungent, pyrotic, rancorous, rude, scalding, severe, sharp, short, stinging, tart, tormenting, tortuous, trenchant, ungentle, unkind, venomous, virulent
II
index
astringent, bitter (acrid tasting), bitter (reproachful), calumnious, critical (faultfinding), cynical, harsh, incisive, malignant, mordacious, spiteful, trenchant
Burton's Legal Thesaurus.
William C. Burton.
2006