Answer:
Hoofed frolicking.
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
I am free for the taking. Through all of your life, though given but once at birth. I am less than nothing in weight, but will fell the strongest of you if held.
I'm tall in the morning and short in the noon. I disappear at night but I will be back soon.
Walk on the living, they donโt even mumble, Walk on the dead, they mutter and grumble. What are they?
What did the piece of wood say when he saw the screwdriver and screws approaching?