Related Clues:

• Decline, as the visible moon
• Wax partner
• Grow dimmer
• Decrease in size or power
• Decline (in influence)
• Decrease in size
• Gradually decline
• Lessen in intensity
• Shrink, as the moon
• Draw to an end
• Become weaker
• Start to go out
• Decline of Western actor in the talkies
• (Of moon) decrease
• Atrophy