hoi polloi vs audience

hoi polloi and audience both are nouns.

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

As nouns, audience is a hyponym of hoi polloi; that is, audience is a word with a more specific, narrower meaning than hoi polloi:

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

Other hyponyms of hoi polloi include laity, temporalty, followers, following.

hoi polloi (noun)	audience (noun)
the common people generally	a conference (usually with someone important)
	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