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Jyutping zaa3 m4 zi1
Pinyin zhà wú zhī

Definitions (Kaifangcidian)
  1. 假裝不知道 – 假装不知道

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Jyutping zaa3 m4 zi1
Pinyin zhà n2 zhī

Definitions (CC-CANTO)
  1. To pretend he/she don't know about something; to pretend to be ignorant