hock / hough are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
hock: (noun) tarsal joint of the hind leg of hoofed mammals; corresponds to the human ankle. (verb) disable by cutting the hock.
hough: NA
hock: hh·AA·k
hough: hh·AH·f
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)