Brown Driver Briggs

 1. to murder, slay, kill
  1) (Qal) to murder, slay
1a1. premeditated
1a2. accidental
1a3. as avenger
1a4. slayer (intentional) (participle)
  2) (Niphal) to be slain
  3) (Piel)
1c1. to murder, assassinate
1c2. murderer, assassin (participle)(subst)
  4) (Pual) to be killed