Vainglorious (adjective)

Full of or characterized by vanity and empty pride; boastful; excessively conceited.

Origin:

Late 16th century: from latin vainglorius, from vane "in vain" + gloria "glory".

Examples:

1. He was vainglorious and always bragged about his accomplishments.
2. She was vainglorious and always sought attention and admiration.
3. He was a vainglorious man, who always put his own needs above others.
4. His vainglorious attitude made him hard to work with.
5. She had a vainglorious personality and always talked about her achievements.