Related Clues:

• Sit tiredly
• Dropping-into-water sound
• Onomatopoetic water sound
• Fall hard
• Drop (down)
• Land heavily
• Alka-Seltzer-landing-in-water sound
• Sinking sound
• Fall (down)
• Sit heavily
• Alka-Seltzer jingle word
• Sit down heavily
• Alka Seltzer sound
• Sound of a drop
• Splat kin