忍不住 (rěn bu zhù) means “cannot help; unable to bear”. It is an HSK 5 Chinese word in the HSK 3.0 vocabulary.
Practice each character:
看到这么好笑的画面,我忍不住笑了。
Kàndào zhème hǎoxiào de huàmiàn, wǒ rěnbuzhù xiào le.
Seeing such a funny scene, I couldn't help laughing.
Updated: 2026-05-27