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Jyutping gau2
Pinyin gǒu

Definitions (Unihan)
  1. surname
  2. Cangjie Input
    TPI

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Jyutping gau1
Pinyin gǒu

Definitions (Wiktionary)
  1. character
    a surname

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Jyutping gau1
Pinyin gōu

Definitions (CC-CANTO)
  1. a surname
Definitions (Wiktionary)
  1. character, obsolete
    a type of vegetable