アマチュアリズム

noun

amateurism

Refers to the philosophy or practice of engaging in an activity, especially sports or arts, as an amateur rather than a professional.

• 彼かれはアマチュアリズムを大たい切せつにして、賞しょう金きんを受うけ取とらなかった。

  He valued amateurism and did not accept prize money.