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Jyutping nuk6 nei4
Pinyin niǔ ní

Definitions (Wiktionary)
  1. adj, dated
    ashamed; embarrassed
  2. adj
    bashful; shy; reserved
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

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Jyutping nau2 nei4
Pinyin niǔ ní

Definitions (CC-CEDICT)
  1. bashful
  2. blushing