#slayer__killer  someone who causes the death of a person or animal
  supertype:  person__individual__someone__somebody__mortal__human__human_being__humanbeing__soul  a human being; "there was too much for one person to do"
  subtype:  public_executioner__executioner  an official who inflicts capital punishment in pursuit of a warrant
     subtype:  electrocutioner  an executioner who uses electricity to kill the condemned person
     subtype:  hangman  an executioner who hangs the condemned person
     subtype:  headsman__headman  an executioner who beheads the condemned person
  subtype:  exterminator__terminator__eradicator  someone who exterminates (especially someone whose occupation is the extermination of troublesome rodents and insects)
  subtype:  garroter__garrotter__strangler__throttler__choker  someone who kills by strangling
  subtype:  murderer__liquidator__manslayer  a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)
     subtype:  assassin__assassinator__bravo  a murderer (especially one who kills a prominent political figure) who kills by a treacherous surprise attack and often is hired to do the deed; "his assassins were hunted down like animals"; "assassinators of kings and emperors"
        instance:  John_Wilkes_Booth__Booth  Lee_Harvey_Oswald__Oswald
     subtype:  butcher  a brutal indiscriminate murderer
     subtype:  cutthroat  someone who murders by cutting the victim's throat
     subtype:  fratricide.murderer  a person who murders their brother or sister
     subtype:  gunslinger__gunman__hired_gun__hiredgun__gun__triggerman__hit_man__hitman__torpedo__shooter  a professional killer who uses a gun
     subtype:  hatchet_man__hatchetman__iceman  a professional killer
     subtype:  infanticide.murderer  a person who murders an infant
     subtype:  murderess__murderes  a woman murderer
     subtype:  parricide.murderer  someone who kills his or her parent
        subtype:  matricide.parricide  a person who murders their mother
        subtype:  patricide.parricide  a person who murders their father
     subtype:  ripper  a murderer who slashes the victims with a knife; "Jack the ripper was probably a madman"
     subtype:  serial_killer__serial_murderer  someone who murders more than three victims one at a time in a relatively short interval
     instance:  Jack_the_Ripper
  subtype:  poisoner  someone who kills with poison
  subtype:  regicide.slayer  someone who commits regicide; the killer of a king
  subtype:  suicide__felo-de-se  a person who kills himself intentionally

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