audience vs the great unwashed

audience and the great unwashed both are nouns.

Word	Noun	Adjective	Verb	Adverb
audience	Yes	No	No	No
the great unwashed	Yes	No	No	No

As nouns, the great unwashed is a hypernym of audience; that is, the great unwashed 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
the great unwashed: the common people generally

Other hypernyms of audience include hoi polloi, mass, masses, multitude, people.

audience (noun)	the great unwashed (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