Synonyms for Bridle:

n.

bareback, canter, dismount, groom, gallop, equestrian, break in. blinders, crop, girth, snaffle, bit, hurdle, horsewhip, brake. flare, storm, fume, have/throw a fit, let off/blow off steam, give vent to, seethe, let rip, erupt, blow up. act (noun)
check, curb.
bridle (noun)
check, curb.
control (noun)
conn, oversight, government, domination, helm, direction, administration (of an estate), management, leadership.
hackamore (noun)
halter, headstall.
prison (noun)
gaol, cage, dungeon, stronghold, handcuff, jail, vise, penitentiary, pillory, confine, pinion, tether, brig, stockade, jug, bastille, pound, reform school, keep, reformatory, oubliette, collar, fence, penal colony, Alcatraz, San Quentin, irons, cell, cooler, straight jacket, lockup, jailhouse, prison, coop, shackle, pen, manacle.
restraining device (noun)
check, control, curb, leash, headstall, halter, restraint.
restraint (noun)
restraint, hindrance, inhibition, detention, constraint, impediment, blockage, bondage, stricture, restriction, constriction, Detainment, confinement.

v.

check, hold back (verb)
constrain, inhibit, rule, restrain, govern.
control (verb)
execute, harness, rule, govern, oversee, manage, administer, direct, command, steer, superintend, lead, control, supervise, preside, order, discipline, dominate, pilot.
imprison (verb)
condemn, fetter, impound, lock up, incarcerate, imprison, sentence.
restrain (verb)
constrict, impede, detain, leash, restrain, inhibit, hinder, restrict, constrain, bind.

Other synonyms:

bareback, canter, dismount, snaffle, gallop, equestrian, blinders. girth, hurdle, horsewhip, brake. break in. groom. crop. bit. harness
halter.
restrain
lock up, pinion.

Usage examples for bridle

  1. As soon as possible a number of men were started out through the mountains, to cover even the bridle paths and trails seldom used. – Jack of the Pony Express by Frank V. Webster
  2. D'Artagnan held the bridle of Athos' horse, and Porthos that of Aramis, and they led their prisoners off the field. – The World's Greatest Books, Vol III by Arthur Mee and J.A. Hammerton, Eds.
  3. Toward him came a horse without bridle or saddle. – Sundown Slim by Henry Hubert Knibbs