Spancel is a word that is seldomly used in modern English language. It refers to a device used for restraining animals such as horses, cows, and other farm animals. Luckily, there are several synonyms that can be used in place of Spancel. For instance, the word "hobble" refers to a device that restrains an animal's leg, preventing it from moving too much. Another synonym for Spancel is "tether", which is a rope or chain that restricts an animal's movement within a certain area. "Lariat" is another term that means the same as Spancel. Finally, "trammel" is a term that refers to a device that restrains an animal's legs, preventing it from wandering off.