free agent vs actor

free agent and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
free agent	Yes	No	No	No
actor	Yes	No	No	No

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

Other hypernyms of free agent include doer, worker.

free agent (noun)	actor (noun)
someone acting freely or even irresponsibly	a theatrical performer
(sports) a professional athlete who is free to sign a contract to play for any team	a person who acts and gets things done