饮苦酒

Traditional (Taiwan): 飲苦酒

yǐnkǔjiǔ ㄧㄣˇ ㄎㄨˇ ㄐㄧㄡˇ

    • to endure suffering and bitterness

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
drink bitter wine
Meaning
To endure suffering and bitterness; a variant of 咽苦水.

Sources