confabulate vs invent

confabulate and invent both are verbs.

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

As verbs, invent is a hypernym of confabulate; that is, invent is a word with a broader meaning than confabulate:

Other hypernyms of confabulate include cook up, fabricate, make up, manufacture.

confabulate (verb)	invent (verb)
talk socially without exchanging too much information	come up with (an idea, plan, explanation, theory, or principle) after a mental effort
have a conference in order to talk something over	concoct something artificial or untrue
unconsciously replace fact with fantasy in one's memory