acerbic
- (s) sour or bitter in taste acerb, astringent,
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(s) harsh or corrosive in tone
- an acerbic tone piercing otherwise flowery prose
- a barrage of acid comments
- her acrid remarks make her many enemies
- bitter words
- blistering criticism
- caustic jokes about political assassination, talk-show hosts and medical ethics
- a sulfurous denunciation
- a vitriolic critique