communicator vs actor

communicator and actor both are nouns.

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

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

Other hypernyms of communicator include doer, worker.

communicator (noun)	actor (noun)
a person who communicates with others	a theatrical performer
	a person who acts and gets things done