fop vs adult male

fop and adult male both are nouns.

Word	Noun	Adjective	Verb	Adverb
fop	Yes	No	No	No
adult male	Yes	No	No	No

As nouns, adult male is a hypernym of fop; that is, adult male is a word with a broader meaning than fop:

Other hypernyms of fop include man.

fop (noun)	adult male (noun)
a man who is much concerned with his dress and appearance	an adult person who is male (as opposed to a woman)