thrasonical

Boastful.

Given to bragging; boasting; vainglorious.

Proceeding from or exhibiting ostentation; ostentatious; boasting.

Of or pertaining to Thraso; like, or becoming to, Thraso; bragging; boastful; vainglorious.

Like Thraso (a character in the play Eunuchus by Terence); boastful, bragging, vainglorious.