audience vs hoi polloi

audience and hoi polloi both are nouns.

Word	Noun	Adjective	Verb	Adverb
audience	Yes	No	No	No
hoi polloi	Yes	No	No	No

As nouns, hoi polloi is a hypernym of audience; that is, hoi polloi is a word with a broader meaning than audience:

audience: the part of the general public interested in a source of information, entertainment, or a product/service
hoi polloi: the common people generally

Other hypernyms of audience include mass, masses, multitude, people, the great unwashed.

audience (noun)	hoi polloi (noun)
a conference (usually with someone important)	the common people generally
a gathering of spectators or listeners at a (usually public) performance
the part of the general public interested in a source of information, entertainment, or a product/service
an opportunity to state your case and be heard