精せい出だす

godan verb (-su), intransitive verb

work hard; be diligent; exert oneself

Emphasizes putting in effort and diligence, often over a period of time. Related to the phrase 精を出す.

See also: 精を出す

• 彼かれは毎まい日にち仕し事ごとに精せい出だしている。

  He works hard at his job every day.