Traditional: 不許
不许 (bù xǔ) means “not to allow; must not; can't”. It is an HSK 5 Chinese word (traditional 不許) in the HSK 3.0 vocabulary.
Practice each character:
这里不许吸烟喧哗。
Zhèlǐ bùxǔ xīyān xuānhuá.
Smoking and loud talking are not allowed here.
Updated: 2026-07-18