Related Clues:

• Tot's spot, sometimes
• Body part with a cap
• It's easy to skin
• Leg bend
• One may have water on it
• Footballer's sore spot
• Common arthroscopy site
• ___-length
• Pad's place
• Leg's midpoint
• It can be replaced
• Target of a doctor's hammer
• Place to put a banjo
• Patella setting
• Joint for jerks?