Related Clues:

• Loses energy
• Loses buoyancy
• Hangs down
• Loses rigidity
• Isn't straight in the middle
• Reacts to gravity
• Bequeaths
• Slackens
• Figures out
• Exhibits a swayback
• 'What ___?!'
• Takes a dip
• Hangs low
• Is generous at the office?
• Gives under load