妻弟 [－－]

Jyutping cai1 dai6
Pinyin qī dì

Definitions (Wiktionary)
  1. noun
    brother-in-law (wife's younger brother)
  2. noun, literary
    sister-in-law (wife's younger sister)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）