THESAURUS
doorkeeper
acolyte, acolytus, cerberus, concierge, deacon, diaconus, doorman, exorcist, exorcista, gatekeeper, holy orders, janitor, lector, major orders, minor orders, ostiarius, ostiary, porter, presbyter, priest, reader, receptionist, subdeacon, subdiaconus, usher, warden
ROGET THESAURUS
doorkeeper
Stopper
N
stopper, stopple, plug, cork, bung, spike, spill, stopcock, tap, rammer, ram, ramrod, piston, stop-gap, wadding, stuffing, padding, stopping, dossil, pledget, tompion, tourniquet, cover, valve, vent peg, spigot, slide valve, janitor,
doorkeeper, porter, warder, beadle, cerberus, ostiary.