guard
Guard is one.
evade
elude, avoid, evade
feed them and protect them from other wolves, coyotes, eagles, and bears
Obviously, you can't keep the letter as it would explode. This does not matter because you still get the stamp for it.
protect
Guard is one.
avoid
Protect, preserve, or defend can all mean that.
a hutch
It means they value you and want to keep you safe.
Hide.
evade
There is no letter that means you won the game. You keep playing until one person has all the candies (or pennies).
avert
elude, avoid, evade
They built a wall around the city to keep out invaders.