heroine vs role

heroine and role both are nouns.

Word	Noun	Adjective	Verb	Adverb
heroine	Yes	No	No	No
role	Yes	No	No	No

As nouns, role is a hypernym of heroine; that is, role is a word with a broader meaning than heroine:

Other hypernyms of heroine include character, part, persona, theatrical role, adult female, woman.

heroine (noun)	role (noun)
a woman possessing heroic qualities or a woman who has performed heroic deeds	the actions and activities assigned to or required or expected of a person or group
the main good female character in a work of fiction	normal or customary activity of a person in a particular social setting
	what something is used for
	an actor's portrayal of someone in a play