買かって出でる

expression, ichidan verb

volunteer; take upon oneself; undertake

Used when someone steps forward to take on a task or responsibility, often with a sense of initiative or willingness.

• 彼かれはプロジェクトのリーダーを買かって出でた。

  He volunteered to be the project leader.

• 誰だれもやりたがらなかったが、彼かの女じょが買かって出でた。

  Nobody wanted to do it, but she took it upon herself.