sia̍p-khì洩氣

to lose heart

to lose heart; to be disheartened; to feel discouraged; to leak gas; disappointing; frustrating; pathetic

English Wiktionary, “洩氣” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E6%B4%A9%E6%B0%A3 · confidence: Medium (Wiktionary, Hokkien)