bragger vs vaunter

bragger and vaunter both are nouns.

Word	Noun	Adjective	Verb	Adverb
bragger	Yes	No	No	No
vaunter	Yes	No	No	No

As nouns, bragger and vaunter are synonyms defined as:

Other synonyms of bragger include blowhard, boaster, braggart, line-shooter.

bragger (noun)	vaunter (noun)
a very boastful and talkative person	a very boastful and talkative person