Related Clues:

• Gradually decline
• Lessen in intensity
• Gradually vanish
• Shrink, as the moon
• Lose color in the wash
• Found in sofa, defect to wash out
• Draw to an end
• Colour loss is central to sofa defect
• Dye out?
• End-of-song feature
• Fall out of contention
• Become weaker
• Start to go out
• Lose force, intensity
• Craze over drug appearing to diminish