chaffer vs confab

chaffer is not a noun while confab is a noun.

Word	Noun	Adjective	Verb	Adverb
chaffer	No	No	Yes	No
confab	Yes	No	Yes	No

As verbs, chaffer and confab are synonyms defined as:

chaffer and confab: talk socially without exchanging too much information

chaffer (noun)	confab (noun)
	an informal conversation

chaffer (verb)	confab (verb)
talk socially without exchanging too much information	talk socially without exchanging too much information
wrangle (over a price, terms of an agreement, etc.)	have a conference in order to talk something over