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Jyutping waa4 zi2
Pinyin huá zǎi

Definitions (Wiktionary)
  1. name, informal
    Andy Lau (Cantopop singer)

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Jyutping waa4 zai2
Pinyin huá zǐ

Definitions (CC-CANTO)
  1. nickname for Andy Kay Tak-Wah, a Hong Kong singer and actor [colloquial]
Examples (粵典–words.hk)
  1. Cantonese
    华仔拍紧套新戏呀。
    華仔拍緊套新戲呀。
    • Andy is shooting a new film.