As nouns the difference between noun and proverb is that noun is (grammar|sensu lato) a name of a thing either a noun substantive, which can stand alone and does not require another word to be joined with it to show its signification, or a noun adjective, which can not stand by itself, but requires to be joined with some other word, in order to make sense while proverb is a phrase expressing a basic truth which may be applied to common situations.
As verbs the difference between noun and proverb is that noun is to convert a word to a noun while proverb is to write or utter proverbs.
