sulfur mustard vs blistering agent

sulfur mustard and blistering agent both are nouns.

Word	Noun	Adjective	Verb	Adverb
sulfur mustard	Yes	No	No	No
blistering agent	Yes	No	No	No

As nouns, sulfur mustard and blistering agent are synonyms defined as:

sulfur mustard and blistering agent: a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs; there is no known antidote

Other synonyms of sulfur mustard include dichloroethyl sulfide, mustard agent, mustard gas.

sulfur mustard (noun)	blistering agent (noun)
a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs; there is no known antidote	a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs; there is no known antidote