The term 'Speedy Horse' can be broken down into two crossword solutions: ARAB (4 letters) and ARABIAN (7 letters). ARAB is an adjective used to describe a person or thing from the ARABIAN Peninsula, which is located in the Middle East. ARABIAN is a noun that refers to a breed of horse originating from the ARABIAN Peninsula. The ARABIAN horse is known for its speed and endurance, making it a popular choice for racing and other equestrian activities.