1. (v. i.) To spring back; to start back; to be sent back or reverberated by elastic force on collision with another body; as, a rebounding echo.

2. (v. i.) To give back an echo.

3. (v. i.) To bound again or repeatedly, as a horse.

4. (v. t.) To send back; to reverberate.

5. (n.) The act of rebounding; resilience.

adaptability backfire backlash backlashing be reflected be sent back boom boomerang booming bounce bounce back bounciness bound bound back buoyance buoyancy cannon cannon off carom comeback contrecoup echo echo back elasticity extensibility flexibility fly back give growl growling grumble grumbling have repercussions kick kick back kickback lash back liveliness reboation rebuff recalcitrate recalcitration recoil reecho reflex repercuss repercussion repulse resile resilience resiliency resound resounding responsiveness return reverberate reverberation ricochet roll rumble rumbling send back snap snap back sound spring spring back springiness stretch stretchability stretchiness thunder thundering tone tonicity tonus