sulpha vs antibacterial

sulpha and antibacterial both are nouns.

Word	Noun	Adjective	Verb	Adverb
sulpha	Yes	No	No	No
antibacterial	Yes	Yes	No	No

As nouns, antibacterial is a hypernym of sulpha; that is, antibacterial is a word with a broader meaning than sulpha:

sulpha: antibacterial consisting of any of several synthetic organic compounds capable of inhibiting the growth of bacteria that require PABA
antibacterial: any drug that destroys bacteria or inhibits their growth

Other hypernyms of sulpha include antibacterial drug, bactericide.

sulpha (noun)	antibacterial (noun)
antibacterial consisting of any of several synthetic organic compounds capable of inhibiting the growth of bacteria that require PABA	any drug that destroys bacteria or inhibits their growth

sulpha (adjective)	antibacterial (adjective)
	destroying bacteria or inhibiting their growth