囚困 [－－]

Jyutping cau4 kwan3
Pinyin qiú kùn

Definitions (Wiktionary)
  1. verb
    to imprison; to put in jail
    (syn.) 囚禁, 监禁, 关押, 禁锢, 软禁, 軟禁, 監押, 拘押, 關押, 监押, 禁錮, 監禁