sulfurous vs vitriolic

sulfurous and vitriolic both are adjectives.

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

As adjectives, sulfurous and vitriolic are synonyms defined as:

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

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