to brag is a form of:

Brag



noun
1.
(boastful talk or manner) មនុស្សអំនួត, ការហួត, អំនួត
Example: Its not good manners to brag about yourself.
verbpast tense: bragged ; past participle: bragged ; present participle: bragging ;
1.
(INTRANSITIVE) ~ (about of something) អួត, ការអួតខ្លួន, ទម្លាប់នៃមនុស្សអំនួត
ENGLISH MEANING
noun
1.
A boast or boasting; bragging; ostentatious pretense or self glorification.
2.
The thing which is boasted of.
3.
A game at cards similar to bluff.
verbpast tense: bragged ; past participle: bragged ; present participle: bragging ;
1.
(INTRANSITIVE) Brisk; full of spirits; boasting; pretentious; conceited.
2.
(INTRANSITIVE) To talk about one's self, or things pertaining to one's self, in a manner intended to excite admiration, envy, or wonder; to talk boastfully; to boast; -- often followed by of; as, to brag of one's exploits, courage, or money, or of the great things one intends to do.
3.
(TRANSITIVE) To boast of.
1.
bluster, boast, crow, flaunt, flourish, vaunt
1.
debase, degrade, demean, denigrate
1.
Proudly, boastfully