Achromycin vs antibacterial

Achromycin and antibacterial both are nouns.

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

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

Achromycin: an antibiotic (trade name Achromycin) derived from microorganisms of the genus Streptomyces and used broadly to treat infections
antibacterial: any drug that destroys bacteria or inhibits their growth

Other hypernyms of Achromycin include antibacterial drug, bactericide.

Achromycin (noun)	antibacterial (noun)
an antibiotic (trade name Achromycin) derived from microorganisms of the genus Streptomyces and used broadly to treat infections	any drug that destroys bacteria or inhibits their growth

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