masculine vs masculinity

masculine and masculinity both are nouns.

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

masculine (noun)	masculinity (noun)
a gender that refers chiefly (but not exclusively) to males or to objects classified as male	the properties characteristic of the male sex
	the trait of behaving in ways considered typical for men

masculine (adjective)	masculinity (adjective)
associated with men and not with women
male (of grammatical gender)
(music or poetry) ending on an accented beat or syllable