chagrin

懊惱、惱怒、失望正式

Much to my chagrin, the committee rejected the whole plan.

令我十分懊惱的是，委員會否決了整份計畫。

使懊惱、使難堪常用被動

He was clearly chagrined by the sharp criticism from his colleagues.

同事尖銳的批評顯然讓他感到很懊惱。