selector vs actor

selector and actor both are nouns.

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

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

Other hypernyms of selector include doer, worker.

selector (noun)	actor (noun)
a switch that is used to select among alternatives	a theatrical performer
a person who chooses or selects out	a person who acts and gets things done