翻ほん雲うん覆ふく雨う

noun

fickle friendship; unreliable human relationships

A yojijukugo describing how people's feelings and loyalties can change as unpredictably as clouds and rain. Used in literary or formal contexts to lament inconstancy in friendships or alliances.

• 世よの中なかは翻ほん雲うん覆ふく雨う、昨日きのうの友ともが今日きょうの敵てきになることもある。

  The world is full of fickle friendships; yesterday's friend can become today's enemy.