愚ぐ兄けい賢けん弟てい

noun

foolish older brother and smart younger brother

A set phrase contrasting an inept older brother with a capable younger one. Rare and literary; mainly encountered in classical or formal contexts.

• 「愚ぐ兄けい賢けん弟てい」という言こと葉ばは、兄あにが愚おろかで弟おとうとが賢かしこいという対たい比ひを表あらわす。

  The phrase 愚兄賢弟 expresses a contrast where the older brother is foolish and the younger brother is wise.