#lawman__law_officer__peace_officer__peaceofficer  an officer of the law
  supertype:  guardian__defender__protector__shielder  a person who cares for persons or property
  subtype:  attorney_general  the chief law officer of a country or state
  subtype:  border_patrolman  someone who patrols the borders of a country
  subtype:  constable  a lawman with less authority and jurisdiction than a sheriff
  subtype:  deputy_sheriff__deputy  someone authorized to exercise the powers of sheriff in emergencies
  subtype:  flatfoot__patrolman  a policeman who patrols a given region
  subtype:  prison_guard__jailer__jailor__gaoler__screw__turnkey  someone who guards prisoners
  subtype:  police_lieutenant__lieutenant  an officer in a police force
  subtype:  marshal__marshall  a law officer having duties similar to those of a sheriff in carrying out the judgments of a court of law
     instance:  James_Butler_Hickock__Hickock__Wild_Bill_Hickock
  subtype:  military_policeman__MP  a member of the military police who polices soldiers and guards prisoners
     subtype:  provost_marshal__provostmarshal  the supervisor of the military police
     subtype:  redcap  (British) a member of the military police
  subtype:  narc__nark__narcotics_agent__narcoticsagent  a lawman concerned with narcotics violations
  subtype:  policeman__police_officer__officer  a member of a police force; "it was an accident, officer"
     subtype:  bobby  an informal term for a British policeman
     subtype:  cop__bull__copper__fuzz__pig  (informal) uncomplimentary terms for a policeman
     subtype:  police_captain__captain__policechief  a policeman in charge of a precinct
        instance:  Lavrenti_Pavlovich_Beria__Beria
     subtype:  police_detective__detective__investigator__tec  a police officer who investigates crimes
        subtype:  dick__gumshoe__hawkshaw  (informal) someone who is a detective
        subtype:  plainclothesman  a detective who wears civilian clothes on duty
        subtype:  tracer.police_detective  an investigator who is employed to find missing persons or missing goods
     subtype:  gendarme  a French policeman
     subtype:  inspector  a high ranking police officer
     subtype:  motorcycle_cop__motorcycle_policeman__speed_cop__speedcop  a policeman who rides a motorcycle (and who checks the speeds of motorists)
     subtype:  police_matron__policewoman  a woman policeman
        subtype:  meter_maid__metermaid  policewoman who is assigned to write parking tickets
     subtype:  Mountie  colloquial term for a member of the Royal Canadian Mounted Police
     subtype:  shoofly.policeman  (informal) an undercover police officer who investigates other policemen
     subtype:  traffic_cop__trafficcop  a policeman who controls the flow of automobile traffic
        subtype:  crossing_guard  someone who helps people (especially children) at a traffic crossing
        subtype:  pointsman  (British) a policeman stationed at an intersection to direct traffic
     subtype:  trooper  a mounted policeman
     subtype:  state_trooper__statetrooper__trooper  a state police officer
  subtype:  police_sergeant__sergeant  a lawman with the rank of sergeant
     subtype:  desk_sergeant__deskman__station_keeper__stationkeeper  the police sergeant on duty in a police station
     subtype:  sergeant_major  a noncommissioned officer serving as chief administrative officer of a headquarters unit of the army
  subtype:  sheriff  the principal law-enforcement officer in a county
  subtype:  solicitor_general__solicitorgeneral  a law officer appointed to assist an attorney general
  subtype:  Texas_Ranger__Ranger  a member of the Texas state highway patrol; formerly a mounted lawman who maintained order on the frontier
  subtype:  warden__warder  the chief official in charge of a prison
     subtype:  wardress  a woman warder
        subtype:  matron.wardress  a wardress in a prison

No statement uses or specializes lawman; click here to add one.