slayer vs actor

slayer and actor both are nouns.

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

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

Other hypernyms of slayer include doer, worker.

slayer (noun)	actor (noun)
someone who causes the death of a person or animal	a theatrical performer
	a person who acts and gets things done