Related Clues:

• Flow's backwash
• Lose intensity
• Flow partner
• Tidal reflux
• Recede, as a tide
• Chicago lyricist
• Kander's collaborator
• Draw back
• Trail off
• Gradually diminish
• Go with the flow, sometimes
• Flow counterpart
• 1960s hit with the line "And the sea is very still once more"
• Die away
• Tidal withdrawal