命いのちに代かえても

expression

even at the cost of one's life; with one's life

Fixed expression used to emphasize that one will protect or defend something no matter what, even if it means risking death. Often followed by verbs like 守る or 護る.

• この秘ひ密みつは命いのちに代かえても守まもる。

  I will protect this secret even at the cost of my life.

• 命いのちに代かえても家か族ぞくを護まもる覚かく悟ごだ。

  I am prepared to protect my family with my life.