nondrinker vs actor

nondrinker and actor both are nouns.

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

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

Other hypernyms of nondrinker include doer, worker.

nondrinker (noun)	actor (noun)
a person who refrains from drinking intoxicating beverages	a theatrical performer
	a person who acts and gets things done