引ひき立たて役やく

noun

foil; person who makes someone else look better

Refers to a person whose role is to make another person stand out or appear more attractive by comparison. Often used in social, entertainment, or comedic contexts.

• 彼かれはいつも友とも達だちの引ひき立たて役やくに回まわっている。

  He always ends up playing the foil to his friend.

• お笑わらいコンビでは、ボケと引ひき立たて役やくのバランスが大だい事じだ。

  In a comedy duo, the balance between the funny man and the straight man is important.