theatregoer vs looker

theatregoer and looker both are nouns.

Word	Noun	Adjective	Verb	Adverb
theatregoer	Yes	No	No	No
looker	Yes	No	No	No

As nouns, looker is a hypernym of theatregoer; that is, looker is a word with a broader meaning than theatregoer:

theatregoer: someone who attends the theater
looker: a close observer; someone who looks at something (such as an exhibition of some kind)

Other hypernyms of theatregoer include spectator, viewer, watcher, witness.

theatregoer (noun)	looker (noun)
someone who attends the theater	a very attractive or seductive looking woman
	a close observer; someone who looks at something (such as an exhibition of some kind)