Related Clues:

• Unicycle need
• It may eventually become bald
• Run out of energy
• Lose energy
• Many have a spare one in the middle
• Radial, for example
• Retread or radial
• Play out
• Become bored
• Become exhausted
• Need a break
• Bike wheel
• Rubber on a rim
• Fade
• See 10 Down