jactitation vs boast

jactitation and boast both are nouns.

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

As nouns, jactitation and boast are synonyms defined as:

Other synonyms of jactitation include boasting, self-praise.

jactitation (noun)	boast (noun)
(pathology) extremely restless tossing and twitching usually by a person with a severe illness	speaking of yourself in superlatives
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)

jactitation (verb)	boast (verb)
	show off
	wear or display in an ostentatious or proud manner