to brag shamelessly about one’s deeds
丑表功
boast in the most fantastic terms
吹得天花乱坠
To brag and blare about one’s success
大吹大擂
boast about one’s success
夸耀自己的成功
boast of one’s Success
夸耀自己的成就
to love to brag and show off
好大喜功
boast about one’s own country
夸耀自己的国家
boast of one’s skill
夸耀自己的技能