The Japanese word "悔しい" (kuyashii) expresses a feeling of frustration, regret, or chagrin, typically when something doesn't go as hoped, or when one experiences a setback, loss, or disappointment.
Meaning:
悔しい (kuyashii): "Frustrating," "regrettable," or "vexing."
Usage:
悔しい is often used when someone feels upset or disappointed about a situation that didn't turn out as desired, especially when they believe it could have been different or better.
For example:
試験に落ちて悔しい。
(Shiken ni ochite kuyashii.)
"I'm frustrated (or disappointed) that I failed the exam."
This word conveys a strong emotional response, often tied to feelings of regret or the desire to have done better.