族弟 [－－]

Jyutping zuk6 dai6
Pinyin zú dì

Definitions (Wiktionary)
  1. noun, archaic
    a kinsmen (of the same clan) who is slightly junior to oneself
  2. noun
    third cousin (great-grandfather's brother's great-grandson younger than oneself)
    (syn.) 三從弟, 三从弟