high society vs society

high society and society both are nouns.

Word	Noun	Adjective	Verb	Adverb
high society	Yes	No	No	No
society	Yes	No	No	No

As nouns, high society and society are synonyms defined as:

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

high society (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