Webster’s Revised Unabridged Dictionary · 1913
Thrasonical
Thra·son′ic·al (thrā·sŏn′ĭ·kal), a. [From Thrso, the name of a braggart soldier in Terence's "Eunuch:" cf. L. Thrasonianus.] Of or pertaining to Thraso; like, or becoming to, Thraso; bragging; boastful; vainglorious. — Thra·son′ic·al·ly, adv.
Cæsar's thrasonical brag of 'I came, saw, and overcame.' Shak.