Related Clues:

• Dull sound effect
• Dull impact
• Sound of an ungraceful landing
• Heavy impact sound
• Low-impact sound
• Heavy falling sound
• Pound sound?
• Sound of a fall
• Heavy sound
• Ungentle landing
• Dull, heavy sound
• Sound of a heavy blow
• Dull heavy sound
• Low dull sound as of blow
• A heavy dull sound