androsterone vs androgen

androsterone and androgen both are nouns.

Word	Noun	Adjective	Verb	Adverb
androsterone	Yes	No	No	No
androgen	Yes	No	No	No

As nouns, androgen is a hypernym of androsterone; that is, androgen is a word with a broader meaning than androsterone:

androsterone: an androgenic hormone that is less active than testosterone
androgen: male sex hormone that is produced in the testes and responsible for typical male sexual characteristics

Other hypernyms of androsterone include androgenic hormone, ketosteroid.

androsterone (noun)	androgen (noun)
an androgenic hormone that is less active than testosterone	male sex hormone that is produced in the testes and responsible for typical male sexual characteristics