祖祖 [－－]

Jyutping zou2 zou2
Pinyin zǔ zǔ

Definitions (Wiktionary)
  1. noun, Sichuanese
    great-grandmother (particularly paternal grandfather's mother)
  2. noun, Guiyang, Kinmen-Hokkien, Mandarin, Sichuanese
    great-grandfather (particularly paternal grandfather's father)