"I, um, I can try, your Holiness."
"I'm stuck," says The Pope,"I need a four letter word for 'a woman' that ends in U N T.
The man is silent a long moment. A very long moment. Then suddenly bursts out, "Why, it is so simple! It must be "Aunt"! A U N T."
"Yes! So simple!", the Pope smiles and nods. "My son, Do you have an eraser?"