不禁 (bù jīn) means “can't help (doing sth); can't refrain from”. It is an HSK 6 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
听到这个消息她不禁笑了。
Tīngdào zhège xiāoxi tā bùjīn xiào le.
She couldn't help laughing upon hearing this news.
Updated: 2026-05-27