Related Clues:

• A drop in the ocean?
• Kind of discrimination
• Back-up gear
• Go back (on)
• Fail to keep one's word
• Bridge blunder
• Investor's goal
• Bath bathroom object
• Decline gradually
• Military backup
• Recede to the sea
• John, in Bath
• Troop withdrawal
• Toilet, on the Thames
• Disappear, like a hairline