Related Clues:

• Wear down
• Makeshift swing
• Randomizer
• With 43-Across, leaver of a mark
• Peter out
• One may become bald
• Weary
• It may need air
• Grow weary
• The fifth is spare
• Board game piece
• Run out of juice
• It can wear down from too much travel
• Never say this
• Get jaded