N jurisdiction, judicature, administration of justice, soc, executive, commission of the peace, magistracy, judge, tribunal, municipality, corporation, bailiwick, shrievalty, lord lieutenant, sheriff, shire reeve, shrieve, constable, selectman, police, police force, the fuzz, constabulary, bumbledom, gendarmerie, officer, bailiff, tipstaff, bum-bailiff, catchpoll, beadle, policeman, cop, police constable, police sergeant, sbirro, alguazil, gendarme, kavass, lictor, mace bearer, huissier, bedel, tithingman, press gang, exciseman, gauger, gager, customhouse officer, douanier, coroner, edile, aedile, portreeve, paritor, posse comitatus, bureau, cutcherry, department, secretariat, long arm of the law, extradition, executive, administrative, municipal, inquisitorial, causidical, judicatory, judiciary, judicial, juridical, coram judice.

For further exploring for "gendarmerie" in Webster Dictionary Online