degrader vs actor

degrader and actor both are nouns.

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

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

degrader: a person who lowers the quality or character or value (as by adding cheaper metal to coins)
actor: a person who acts and gets things done

Other hypernyms of degrader include doer, worker.

degrader (noun)	actor (noun)
a person who lowers the quality or character or value (as by adding cheaper metal to coins)	a theatrical performer
	a person who acts and gets things done