(a.) Springing from vainglory or vanity; vain; boastful.

Gascon arrogant boasting braggart bragging cock-a-hoop conceited egotistical exultant fanfaron fanfaronading gasconading haughty ostentatious pretentious proud rodomontade self-advertising self-aggrandizing self-applauding self-flattering self-glorious self-lauding self-vaunting show-off swelled-headed thrasonic thrasonical vain vainglorious vaporing vaunting