charman vs adult male

charman and adult male both are nouns.

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

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

Other hypernyms of charman include cleaner, man.

charman (noun)	adult male (noun)
a human male employed to do housework	an adult person who is male (as opposed to a woman)