adage vs proverb

adage and proverb both are nouns.

Word	Noun	Adjective	Verb	Adverb
adage	Yes	No	No	No
proverb	Yes	No	No	No

As nouns, adage and proverb are synonyms defined as:

adage and proverb: a condensed but memorable saying embodying some important fact of experience that is taken as true by many people

Other synonyms of adage include byword, saw.

adage (noun)	proverb (noun)
a condensed but memorable saying embodying some important fact of experience that is taken as true by many people	a condensed but memorable saying embodying some important fact of experience that is taken as true by many people