chin-wagging vs confab

chin-wagging and confab both are nouns.

Word	Noun	Adjective	Verb	Adverb
chin-wagging	Yes	No	No	No
confab	Yes	No	Yes	No

As nouns, confab is a hypernym of chin-wagging; that is, confab is a word with a broader meaning than chin-wagging:

Other hypernyms of chin-wagging include chat, confabulation, schmoose, schmooze.

chin-wagging (noun)	confab (noun)
light informal conversation for social occasions	an informal conversation

chin-wagging (verb)	confab (verb)
	talk socially without exchanging too much information
	have a conference in order to talk something over