(とろう)

とろう
noun
wasted effort; futile labor; vain attempt
1. wasted effort; futile labor; fruitless work
Effort that produces no result; work done in vain. Emphasizes the pointlessness of the endeavor.
説得(せっとく)徒労(とろう)()わった。
The attempt to persuade ended in vain.
これ以上(いじょう)(さが)しても徒労(とろう)だと(おも)う。
I think searching any further would be a waste of effort.
何時間(なんじかん)もかけて準備(じゅんび)したが、イベントが中止(ちゅうし)になり、すべてが徒労(とろう)()わった。
I spent hours preparing, but the event was canceled and it was all for nothing.

USAGE:
徒労(とろう) is a somewhat formal word used to describe effort that yielded no results. The most common pattern is 徒労(とろう)()わる (to end in futility).

COMMON COLLOCATIONS:

  • 徒労(とろう)()わる (to end in vain)
  • 徒労(とろう)()す (to come to nothing — literary)
  • 徒労(とろう)(かん) (a sense of wasted effort)

SIMILAR WORDS:

  • 無駄(むだ): waste (more casual, broader usage)
  • 骨折(ほねお)(ぞん): wasted effort (colloquial expression)