masculine vs macho

masculine and macho both are nouns.

Word	Noun	Adjective	Verb	Adverb
masculine	Yes	Yes	No	No
macho	Yes	Yes	No	No

masculine (noun)	macho (noun)
a gender that refers chiefly (but not exclusively) to males or to objects classified as male	a male exhibiting or characterized by machismo

masculine (adjective)	macho (adjective)
associated with men and not with women	used of men; markedly masculine in appearance or manner
male (of grammatical gender)
(music or poetry) ending on an accented beat or syllable