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不快

Mandarin · pinyin bù kuài

unhappy
in low spirits
(of a knife) not sharp

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Characters in this entry

不: bù · no, not; un-; negative prefix
快: kuài · rapid, quick, speedy, fast; soon

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–4 · bu4 kuai4

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Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

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Compare dictionary sources Wiktionary · 4 senses

Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

adj

unhappy; displeased; in low spirits
sick; unwell; ill; indisposed; feeling under the weather
Used other than figuratively or idiomatically: see 不, 快 (kuài). — not fast; slow
Used other than figuratively or idiomatically: see 不, 快 (kuài). — not sharp; blunt; dull

Source page · dump 2026-09-02 · Contributors & history

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