confabulation vs confabulate

confabulation is a noun but confabulate is not a noun.

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

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

confabulation (verb)	confabulate (verb)
	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