role vs ingenue

role and ingenue both are nouns.

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

As nouns, ingenue is a hyponym of role; that is, ingenue is a word with a more specific, narrower meaning than role:

Other hyponyms of role include bit part, minor role, heavy, hero, name part, title role, heroine, baddie, villain.

role (noun)	ingenue (noun)
the actions and activities assigned to or required or expected of a person or group	the role of an innocent artless young woman in a play
normal or customary activity of a person in a particular social setting	an artless innocent young girl (especially as portrayed on the stage)
what something is used for	an actress who specializes in playing the role of an artless innocent young girl
an actor's portrayal of someone in a play