헛걸음

fool's errand; vain attempt

Explanation

[헏꺼름]

fool's errand; vain attempt
A state in which one's effort or attempt ends up in vain without achieving a goal; or such an effort or attempt.

Examples
괜한 헛걸음
헛걸음이 되다
헛걸음을 감수하다

7 more sentences in the app — free account.