Clydesdale horse, also known as Clydesdale, is a draft horse breed that originated in Scotland. They are known for their large size, muscular build, and feathered hooves. However, there are a few synonyms for Clydesdale horse that are commonly used. Some of the synonyms include the Scottish Clydesdale, Scottish draft horse, and the heavy horse. The term "draught horse" can also be used as a synonym for this breed. No matter what you call them, Clydesdale horses have a long history of being used for agricultural and transportation purposes and continue to be popular in shows and events due to their strength and striking appearance.