sulphurous vs blistering

sulphurous is not a noun while blistering is a noun.

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

As adjectives, sulphurous and blistering are synonyms defined as:

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

sulphurous (noun)	blistering (noun)
	the formation of vesicles in or beneath the skin

sulphurous (adjective)	blistering (adjective)
of or related to or containing sulfur or derived from sulfur	very fast; capable of quick response and great speed
characterized by oppressive heat and humidity	hot enough to raise (or as if to raise) blisters
harsh or corrosive in tone	harsh or corrosive in tone