TACK - Equipment or accessories for horses.
HALTER - Rope around the horse's head, typically used for attaching a lead rope to.
LEAD ROPE - Literally a rope to lead the horse around, typically attached to a halter.
BRIDLE – A rope or leather strap around the horse's head, typically used to attach a bit and reins to in order to communicate better with the horse while riding.
REINS - Ropes or leather straps, typically attached to a bit or bridle to guide the horse in the direction you would like it to go or to give subtler and move advanced cues.
BIT - A piece of metal in the horse's mouth used for a stronger connection in the more sensitive area of the mouth. The bit is designed to have clearer and smoother communication with a horse.