Acrid

a.	1.	Sharp and harsh, or bitter and not, to the taste; pungent; as, acrid salts.
	2.	Causing heat and irritation; corrosive; as, acrid secretions.
	3.	Caustic; bitter; bitterly irritating; as, acrid temper, mind, writing. Acrid poison a poison which irritates, corrodes, or burns the parts to which it is applied.

Adj.	1.	acrid - strong and sharp; "the acrid smell of burning rubber"
	2.	acrid - 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" Synonyms: acid, blistering, caustic, sulfurous, sulphurous, vitriolic, venomous, acerb, acerbic, bitter, virulent

acerb, acerbate, acerbic, acid, acidic, acidulent, acidulous, acrimonious, acute, amaroidal, antagonistic, antipathetic, asperous, astringent, austere, belligerent, biting, bitter as gall, caustic, clashing, cloying, coarse, colliding, conflicting, corroding, corrosive, cutting, despiteful, double-edged, edged, escharotic, featheredged, fierce, fine, full of hate, hard, harsh, hateful, hostile, incisive, irritating, keen, keen-edged, knifelike, malevolent, malicious, malignant, mordacious, mordant, nose-tickling, oversweet, penetrating, piercing, piquant, poignant, pungent, quarrelsome, rancorous, razor-edged, repugnant, rigorous, rough, saccharine, scathing, scorching, set, set against, severe, sore, sour, spiteful, stabbing, strident, stringent, tart, trenchant, two-edged, vehement, venomous, violent, virulent, vitriolic, withering