Akhal-teke is a breed of horse originating from Turkmenistan, known for its lustrous coat and graceful movement. While there is no direct synonymous term for this particular breed, some words that may be used to describe it include elegant, sleek, swift, and nimble. Other horse breeds that may share some physical characteristics with the akhal-teke include thoroughbred, Arabian, and Andalusian. However, it is important to note that the akhal-teke is a unique breed with its own distinct characteristics and qualities that set it apart from all others.