groundling vs theatergoer

groundling and theatergoer both are nouns.

Word	Noun	Adjective	Verb	Adverb
groundling	Yes	No	No	No
theatergoer	Yes	No	No	No

As nouns, theatergoer is a hypernym of groundling; that is, theatergoer is a word with a broader meaning than groundling:

groundling: in Elizabethan theater: a playgoer in the cheap standing section
theatergoer: someone who attends the theater

Other hypernyms of groundling include playgoer, theatregoer.

groundling (noun)	theatergoer (noun)
in Elizabethan theater: a playgoer in the cheap standing section	someone who attends the theater