Related Clues:

• Gradually destroy, as shoreline
• Icicle feature
• Show signs of weakening
• Diminish in intensity
• Gnaw at
• Flow's backwash
• Eat away at the beach?
• Lose ground, literally
• Lose intensity
• Flow partner
• Destroy slowly
• Tidal reflux
• Recede, as a tide
• Flare's opp.
• Steadily reduce, in a way