Compounds of 訊

• 拷訊
  (n) (obsc) torture
• 訊く
  (v5k,vt) (1) to hear
  (2) to listen (e.g. to music)
  (3) to ask
  to enquire
  to query
• 訊ねる
  (v1,vt) (1) to ask
  to enquire
  to inquire
  (2) to search
  to look for
  to look into
  to investigate
• 訊き返す
  (v5s,vt) to ask in return
  to ask again
  to listen repeatedly
• 道を訊く
  (exp) to ask the way
• 反対訊問
  (n) cross-examination
• 不審訊問
  (oK) (n,vs) police questioning (of a suspicious person)