What is having blazes, or white marks, on the fore and hind foot of one side, as if marked by trammels; -- said of a horse. [Written also trammelled.] called?

trammeled — Having blazes, or white marks, on the fore and hind foot of one side, as if marked by trammels; -- said of a horse. [Written also trammelled.]. (Webster's 1913.)

Sources