jactitate vs jactitation

jactitate is not a noun while jactitation is a noun.

Word	Noun	Adjective	Verb	Adverb
jactitate	No	No	Yes	No
jactitation	Yes	No	No	No

jactitate (noun)	jactitation (noun)
	(pathology) extremely restless tossing and twitching usually by a person with a severe illness
	speaking of yourself in superlatives
	(law) a false boast that can harm others; especially a false claim to be married to someone (formerly actionable at law)

jactitate (verb)	jactitation (verb)
move or stir about violently