boaster (noun)

1. In the land of Eldoria, a boaster named Barnaby claimed he could slay a dragon single-handedly and become a living legend among knights.

2. In the superhero comic 'The Incredible Boaster', the protagonist uses his excessive talking skills to distract villains and save the day.

3. Rosalie fell for the charming boaster at first sight, completely enthralled by his confident and flamboyant personality.

4. The fashion-forward boaster, sporting a vibrant outfit and a wide grin, confidently strutted down the runway, attracting the attention of all the spectators.