補ほ佐さ役やく

noun

assistant; adjunct; lieutenant

Refers to a person in a supporting role, often in an official or organizational context. The nuance is of a trusted aide or second-in-command rather than a mere helper.

• 彼かれは社しゃ長ちょうの補ほ佐さ役やくとして会かい社しゃを支ささえている。

  He supports the company as the president's right-hand man.

• 新あたらしいプロジェクトでは、彼かの女じょが補ほ佐さ役やくを務つとめることになった。

  She has been appointed to serve as an assistant on the new project.