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Jyutping waa5 zi2 gwat1
Pinyin huái zu gǔ

Definitions (Wiktionary)
  1. noun, dialectal
    anklebone
    (syn.) 腳骷骨, 距骨, 螺螄骨, 跤目骨, 梅花子, 踝棒骨, 腳箍骨, 螺螄厴子, 拐孤, 腳踝骨, 腳鼓才, 跤牛目, 踝子骨, 腳海羅, 踝骨, 腳囊, 腳核桃, 跤目核, 跤目, 螺拐, 螺絲眼, 踝子疙瘩, 腳囊頭, 塊子骨