愚ぐ行こう

noun

foolish act; folly

A formal or literary noun for a stupid or reckless action, often used in serious criticism or historical commentary.

• その戦せん争そうは歴れき史し的てきな愚ぐ行こうだった。

  That war was a historic folly.

• 彼かれの愚ぐ行こうが会かい社しゃに大おおきな損そん害がいを与あたえた。

  His foolish act caused great damage to the company.