DICTIONARY · CC-CEDICT
不知好歹
Mandarin · pinyin bù zhī hǎo dǎi
Meanings
- unable to differentiate good from bad (idiom)
- not to know what's good for one
- unable to recognize others' good intentions
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Mandarin tones
4–1–3–3 · bu4 zhi1 hao3 dai3
Compare attested words with these syllables ↗Dictionary tones. Connected speech can change their realization.
Connected dictionary
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Counts describe dictionary records, not word frequency or semantic similarity. Source identities stay separate.Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading
bat1 zi1 hou2 daai2
Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.
Wiktionary English definitions · Chinese section
Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.
phrase
- (idiomatic) cannot tell good from bad; to mistake good for bad; to be unable to see others' good intentions
Source page · dump 2026-09-02 · Contributors & history
Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack