身みを尽つくす

expression, godan verb (-su)

give one's all; do one's utmost

Emphasizes total dedication of body and spirit; often used in contexts of effort, sacrifice, or devotion.

• 彼かれは家か族ぞくのために身みを尽つくして働はたらいた。

  He worked with all his might for his family.

• このプロジェクトに身みを尽つくす覚かく悟ごです。

  I am prepared to give my all to this project.