Related Clues:

• O
• What the fourth little piggy had
• Cold reading
• Fifth canonical hour
• Typical reply to ''QuŽ pasa?''
• Less than some
• Love points
• Nil
• Number of points in love
• ''... and then there were ---''
• Zip, to Zapata
• Diddly-squat
• Bagel
• Nothing, way down south
• It's really nothing