Projecting Part of Horse's Leg Above the Hoof

This page is the CodyCross answer for the clue below from London, Group 499, Puzzle 1 (Sherlock Holmes).

Question is: Projecting Part of Horse's Leg Above the Hoof

and the answer is: FETLOCK

Word Meaning:

FETLOCK — A joint of the horse's leg below the knee or hock and above the hoof.

Definitions from Wiktionary.