Answer:
Using context clue, "wet he hoof" simply means to "get his foot wet".
Hoof - giving a clue meaning foot
he - giving a clue meaning his
Step-by-step explanation:
Bruh Deer was at the edge of the river attempting to cross it as the author described. Having seen Bruh Alligator, he won't have the opportunity to step into the water, not even with one foot. In this context, the available clues show that the words mean "get his foot wet."