封
fēng
to seal; to close (as in 封闭)
Every meaning
fēng
- to seal; to close (as in 封闭)
- to confer (a title) (as in 封王)
- (internet) to ban (an account) (as in 封号)
- cover; envelope (as in 封面)
- classifier for letters
In a sentence
我给妈妈写了一封信。
I wrote a letter to my mom.
下大雪了，这条路被封了。
It snowed heavily, so this road has been closed.
Written by Claude and checked by our reader.
In the Library
今天，老师在课上说：“请给二十岁的你写一封信。
上个星期，奶奶收到了一封信。
1985年的信 · The letter from grandpa: a Chinese short story · HSK 5
他给汉武帝写了一封信，介绍自己。
纸是蔡伦发明的吗？ · Who invented paper? Cai Lun and the older paper · HSK 5
Words with 封
Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).