Answer:
What is the thing that stays the same size, but the more it's used the more it decreases?
I grow for a surface, even if you cut me. I continue to grow even after death.
He has married many women but has never married.
A woman shoots her husband, then holds him under water for five minutes. Finally, she hangs him. Five minutes later they enjoy a wonderful dinner together. How can this be?
What measures out time until in time all is smashed to it?
I am rarely touched but often held. If you are smart you'll use me well. What am I?