Word Study
castellan
CIDE DICTIONARY
castellan, n. [OF. castelain, F. châtelain, L. castellanus pertaining to a castle, an occupant of a caste, LL., a governor of a castle, fr. L. castellum castle, citadel, dim. of castrum fortified place. See Castle, and cf. Chatelaine.].
A governor or warden of a castle. [1913 Webster]
OXFORD DICTIONARY
castellan, n. hist. the governor of a castle.
Etymology
ME f. ONF castelain f. med.L castellanus: see CASTLE
THESAURUS
castellan
air warden, attendant, captain, caretaker, chatelain, chatelaine, commandant, commander, conservator, curator, custodian, director, executive, forest ranger, game warden, gamekeeper, governor, guardian, guardian angel, intendant, janitor, keeper, lifeguard, lifesaver, manager, master, next friend, prochein ami, ranger, ruler, shepherd, steward, warden, warderROGET THESAURUS
castellan
Servant
N servant, subject, liegeman, servant, retainer, follower, henchman, servitor, domestic, menial, help, lady help, employe, attache, official, retinue, suite, cortege, staff, court, attendant, squire, usher, page, donzel, footboy, train bearer, cup bearer, waiter, lapster, butler, livery servant, lackey, footman, flunky, flunkey, valet, valet de chambre, equerry, groom, jockey, hostler, ostler, tiger, orderly, messenger, cad, gillie, herdsman, swineherd, barkeeper, bartender, bell boy, boots, boy, counterjumper, khansamah, khansaman, khitmutgar, yardman, bailiff, castellan, seneschal, chamberlain, major-domo, groom of the chambers, secretary, under secretary, assistant secretary, clerk, subsidiary, agent, subaltern, underling, understrapper, man, maid, maidservant, handmaid, confidente, lady's maid, abigail, soubrette, amah, biddy, nurse, bonne, ayah, nursemaid, nursery maid, house maid, parlor maid, waiting maid, chamber maid, kitchen maid, scullery maid, femme de chambre, femme fille, camarista, chef de cuisine, cordon bleu, cook, scullion, Cinderella, potwalloper, maid of all work, servant of all work, laundress, bedmaker, journeyman, charwoman, bearer, chokra, gyp (Cambridge), hamal, scout (Oxford), serf, vassal, slave, negro, helot, bondsman, bondswoman, bondslave, ame damnee, odalisque, ryot, adscriptus gleboe, villian, villein, beadsman, bedesman, sizar, pensioner, pensionary, client, dependant, dependent, hanger on, satellite, parasite, led captain, protege, ward, hireling, mercenary, puppet, tool, creature, badge of slavery, bonds, in the train of, in one's pay, in one's employ, at one's call, in bonds.Keeper
N keeper, custodian, custos, ranger, warder, jailer, gaoler, turnkey, castellan, guard, watchdog, watchman, Charley, chokidar, durwan, hayward, sentry, sentinel, watch and ward, concierge, coast guard, guarda costa, game keeper, escort, bodyguard, protector, governor, duenna, guardian, governess, nurse, nanny, babysitter, catsitter, dogsitter, bonne, ayah.For further exploring for "castellan" in Webster Dictionary Online