enrollee vs actor

enrollee and actor both are nouns.

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

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

enrollee: a person who enrolls in (or is enrolled in) a class or course of study
actor: a person who acts and gets things done

Other hypernyms of enrollee include doer, worker.

enrollee (noun)	actor (noun)
a person who enrolls in (or is enrolled in) a class or course of study	a theatrical performer
	a person who acts and gets things done