công toi

công toi

Mọi nỗ lực của anh ấy cuối cùng chỉ là công toi.

Definition
  1. Noun:
    • Wasted effort / fruitless labor: Refers to work, time, or energy that has been expended but yields no useful result, benefit, or success. It implies a sense of loss and futility.
Usage Examples
  • Noun:
    • Mọi nỗ lực của chúng tôi đều thành công toi. (All our efforts turned out to be wasted.)
    • Thật đáng tiếc khi thấy bao nhiêu năm làm việc chăm chỉ lại công toi. (It's a pity to see so many years of hard work come to nothing.)
Advanced Usage
  • The term is often used in a figurative sense to describe not just physical labor, but also intellectual, emotional, or financial investments that come to naught.
    • Kế hoạch đầu đó cuối cùng chỉ công toi. (That investment plan ultimately amounted to nothing.)
Variants and Related Words
  • Công cốc (n): A near-synonym meaning wasted effort or labor with no gain.
    • Học không ôn thì cũng chỉ công cốc. (Studying without review is just wasted effort.)
Synonyms
  • Wasted effort: Labor that produces no valuable outcome.
  • Fruitless labor: Work that yields no fruit or result.
  • In vain: Without success or a desired result.
  • For nothing: With no purpose or achievement.
Related Idioms
  • Công dã tràng: Literally "the sand-crab's labor"; an idiom describing futile, endless, and repetitive work that is ultimately undone, akin to "labor of Sisyphus."
    • Việc dọn dẹp bãi biển đôi khi cảm thấy như công dã tràng. (Cleaning the beach sometimes feels like a futile, endless task.)