vancomycin vs antibiotic

vancomycin and antibiotic both are nouns.

Word	Noun	Adjective	Verb	Adverb
vancomycin	Yes	No	No	No
antibiotic	Yes	Yes	No	No

As nouns, antibiotic is a hypernym of vancomycin; that is, antibiotic is a word with a broader meaning than vancomycin:

vancomycin: an antibiotic (trade name Vancocin) effective against some bacterial infections
antibiotic: a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

Other hypernyms of vancomycin include antibiotic drug.

vancomycin (noun)	antibiotic (noun)
an antibiotic (trade name Vancocin) effective against some bacterial infections	a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

vancomycin (adjective)	antibiotic (adjective)
	of or relating to antibiotic drugs