sulfurous

Adj.	1.	sulfurous - 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, sulphurous, vitriolic, venomous, acrid, acerb, acerbic, bitter, virulent
	2.	sulfurous - characterized by oppressive heat and humidity; "the summer was sultry and oppressive"; "the stifling atmosphere"; "the sulfurous atmosphere preceding a thunderstorm" Synonyms: stifling, sulphurous, sultry

acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulphurous, unpleasant, venomous, virulent, vitriolic