Answer:
I can be long or short. I can be grown or bought. I can be painted or left bare. My tip can be round or square. (one word)
What kind of cheese is made backwards?
I have a strong affection for belly buttons.
What is light as a feather but even the strongest man cannot hold it for more than a few minutes?
When you buy me I am costly, but the only use I have is hanging only. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?