confabulation vs confab

confabulation and confab both are nouns.

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

As nouns, confabulation and confab are synonyms defined as:

Other synonyms of confabulation include chat, schmoose, schmooze.

confabulation (noun)	confab (noun)
(psychiatry) a plausible but imagined memory that fills in gaps in what is remembered	an informal conversation
an informal conversation

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