confabulate vs chitchat

confabulate is not a noun while chitchat is a noun.

Word	Noun	Adjective	Verb	Adverb
confabulate	No	No	Yes	No
chitchat	Yes	No	Yes	No

As verbs, confabulate and chitchat are synonyms defined as:

confabulate and chitchat: talk socially without exchanging too much information

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

confabulate (noun)	chitchat (noun)
	light informal conversation for social occasions

confabulate (verb)	chitchat (verb)
talk socially without exchanging too much information	talk socially without exchanging too much information
have a conference in order to talk something over
unconsciously replace fact with fantasy in one's memory