Compounds of こく

• こくり
  (n,vs,adv-to) (1) nodding
  dozing off
  (adv,adv-to) (2) suddenly
• こくん
  (adv-to) (1) (on-mim) nod deeply
  (2) glugging
  drinking deeply
• パチこく
  (n) (sl) telling a lie
• 黙りこくる
  (v5r,vi) to keep silent
• こくんこくん
  (adv-to) (1) (on-mim) glugging
  drinking deeply
  (2) nodding deeply