孫婿 [孙－]

Jyutping syun1 sai3
Pinyin sūn xù

Definitions (Wiktionary)
  1. noun, Hakka, Hokkien, Loudi, Min-Dong, Xiang
    grandson-in-law (granddaughter's husband)
  2. noun, Hokkien
    nephew-in-law (husband of brother's daughter)