Answer:
I grow up while growing down
Goes over all the hills and hollows, Bites hard, but never swallows.
I reach for the sky but clutch to the ground. Sometimes I leave but I am always around.
I am a precious stone, as clear as a diamond. Though you can walk on water with my power, try to keep me, and I'll vanish in an hour. What am I?
I am a word with 5 letters. Bold are the first; true are the second; playful are the third; clever are the fourth; forceful are the fifth.
What did the piece of wood say when he saw the screwdriver and screws approaching?