Related Clues:

• Annoy greatly
• Some shorelines do it
• Opposite of strengthen
• Lose at the bank?
• Gnaw at
• Crumble away
• Bug big-time
• Crumble over time
• Disappear slowly but surely
• Chip away at, as confidence
• Rub away
• Wear away, as popularity
• Wash away
• Really annoy
• Become worn down