actinomycin vs antibiotic

actinomycin and antibiotic both are nouns.

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

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

actinomycin: any of various red antibiotics isolated from soil bacteria
antibiotic: a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

Other hypernyms of actinomycin include antibiotic drug.

actinomycin (noun)	antibiotic (noun)
any of various red antibiotics isolated from soil bacteria	a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections

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