Argus
Charley
G-man
MP
airplane spotter
bailiff
beadle
beagle
bound bailiff
captain
catchpole
chief of police
commissioner
constable
deputy
deputy sheriff
detective
fed
federal
fire patrolman
fire warden
fireguard
flic
forward observer
gendarme
government man
inspector
lictor
lieutenant
lookout
lookout man
mace-bearer
marshal
mounted policeman
narc
night watchman
officer
patrol
patroller
patrolman
peace officer
picket
police captain
police commissioner
police constable
police inspector
police matron
police officer
police sergeant
working person
workingman
workman