beau monde vs society

beau monde and society both are nouns.

Word	Noun	Adjective	Verb	Adverb
beau monde	Yes	No	No	No
society	Yes	No	No	No

As nouns, beau monde and society are synonyms defined as:

Other synonyms of beau monde include bon ton, high society, smart set.

beau monde (noun)	society (noun)
the fashionable elite	an extended social group having a distinctive cultural and economic organization
	a formal association of people with similar interests
	the fashionable elite
	the state of being with someone