chew the fat vs confab

chew the fat is not a noun while confab is a noun.

Word	Noun	Adjective	Verb	Adverb
chew the fat	No	No	Yes	No
confab	Yes	No	Yes	No

As verbs, chew the fat and confab are synonyms defined as:

chew the fat and confab: talk socially without exchanging too much information

Other synonyms of chew the fat include chaffer, chat, chatter, chit-chat, chitchat, claver, confabulate, gossip, jaw, natter, shoot the breeze, visit.

chew the fat (noun)	confab (noun)
	an informal conversation

chew the fat (verb)	confab (verb)
talk socially without exchanging too much information	talk socially without exchanging too much information
	have a conference in order to talk something over