noun / verb
bridle
BRY-dul/ˈbraɪdl/
Horse headgear used to direct and restrain movement.
The horse wears a correctly fitted leather bridle.

Etymology
Old English bridel meant both a horse’s bridle and a restraint. Its relationship to bregdan, “move quickly, pull,” suggests the image of something pulled sharply to control the animal.
In context
Then his friend lowered the bridle, and he managed to put it on the horse and attached a rope to it.
More examples
- The rider checked the bridle before mounting.
- She bridled her anger before replying.
- The rules helped bridle the company's power.
Forms
bridle · bridles · bridled · bridling