You're Listening to an article from Horse Canada.com. mud-boot Zach Nicodemous.
mud-boot
"Mud has a life force all its own and there are days – like when my boot is stuck three feet away from me – that I have to force myself

Guess the Equestrian related term in six tries.
The letter F is in the word and in the correct spot.
The letter O is in the word but in the wrong spot.
The letter Z is not in the word in any spot.