Negro vs actor

Negro and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
Negro	Yes	No	No	No
actor	Yes	No	No	No

As nouns, actor is a hypernym of Negro; that is, actor is a word with a broader meaning than Negro:

Negro: a person with African ancestry, "Negro" and "Negroid" are archaic and pejorative today
actor: a person who acts and gets things done

Other hypernyms of Negro include doer, worker.

Negro (noun)	actor (noun)
a person with African ancestry, "Negro" and "Negroid" are archaic and pejorative today	a theatrical performer
	a person who acts and gets things done