vitriolic vs sulphurous

vitriolic and sulphurous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
vitriolic	No	Yes	No	No
sulphurous	No	Yes	No	No

As adjectives, vitriolic and sulphurous are synonyms defined as:

Other synonyms of vitriolic include acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, virulent.

vitriolic (adjective)	sulphurous (adjective)
of a substance, especially a strong acid; capable of destroying or eating away by chemical action	of or related to or containing sulfur or derived from sulfur
harsh or corrosive in tone	characterized by oppressive heat and humidity
	harsh or corrosive in tone