brag on

To speak with pride on behalf of (someone else); to boast of the accomplishments of (someone else).

Japanese Meaning

他人のために誇りをもって語る、すなわち、他人の業績や功績を自慢すること / （誰かの業績について）誇示する、または他人の成功を盛んに誉めそやす

After the recital, my teacher couldn't help but brag on her students to the parents.

発表会の後、先生は保護者に生徒たちのことを誇らしげに話さずにはいられなかった。

Sense（1）

To speak with pride on behalf of (someone else); to boast of the accomplishments of (someone else).

I get very tired of parents who constantly brag on their children.

brags on

（ present singular third-person ）

bragging on

（ participle present ）

bragged on

（ participle past ）

bragged on

（ past ）