psychopathology vs confabulate

psychopathology is a noun but confabulate is not a noun.

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

psychopathology (noun)	confabulate (noun)
the branch of medicine dealing with the diagnosis and treatment of mental disorders
the branch of psychology concerned with abnormal behavior

psychopathology (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