big-headed

arrogant bombastic cocky exultant pompous pretentious

big conceited crowing egotistic egotistical full of hot air highfalutin hot stuff know-it-all loudmouth on ego trip puffed-up self-aggrandizing self-applauding smart-alecky snooty strutting stuck-up swaggering swanky swollen-headed too big for one's britches vainglorious vaunting windbag

humble modest unconceited

deprecating

arrogant cocky conceited condescending egotistic haughty high-and-mighty hoity-toity nose in the air ostentatious patronizing pompous pretentious puffed up snippy snooty snotty too big for one's britches uppity vain

arrogant cocky

boastful conceited egocentric egoistic haughty high-and-mighty inflated narcissistic ostentatious overweening pleased with oneself proud puffed up self-important stuck-up swaggering swollen-headed vainglorious

humble

modest possible shy