captor vs actor

captor and actor both are nouns.

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

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

Other hypernyms of captor include doer, worker.

captor (noun)	actor (noun)
a person who captures and holds people or animals	a theatrical performer
	a person who acts and gets things done