不
bù
not
Part of speech · adverb (negative)
Pattern visualization
no decomposition available
Examples
- 我不喜欢咖啡。I don't like coffee.
- 不要客气。Don't be polite (= help yourself).
Collocations
不是不会不要不能对不起
Mnemonic
不 bù "not" — general negation. Tone sandhi: bù → bú before another 4th tone (不是 búshì, 不要 búyào). Negation of 有 is 没 (méi), uniquely.
Quick check
What is the correct pronunciation of 不要?