Related Clues:

• Champagne, say?
• Raindrop's sound
• Sit abruptly
• Drop sound
• Sit (down) suddenly
• Crash gently
• Sound of water
• Small splashing sound
• Noise in the fall?
• Sit down heavily and lazily
• Sugar cube-into-tea sound
• Sound before a fizz, perhaps
• Sound of something dropping into water
• Sugar-cube-into-tea sound
• Almost remedy the sound of snoring with champagne