theatrical role vs role

theatrical role and role both are nouns.

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

As nouns, theatrical role and role are synonyms defined as:

Other synonyms of theatrical role include character, part, persona.

theatrical role (noun)	role (noun)
an actor's portrayal of someone in a play	the actions and activities assigned to or required or expected of a person or group
	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