vaunter vs boaster

vaunter and boaster both are nouns.

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

As nouns, vaunter and boaster are synonyms defined as:

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

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