cushion
noun
1. a mechanical damper; absorbs energy of sudden impulses
Similar word(s): shock
Definition categories: man–made, damper, muffler
2. the layer of air that supports a hovercraft or similar vehicle
Definition categories: man–made, bed, layer
3. a soft bag filled with air or a mass of padding such as feathers or foam rubber etc.
Definition categories: man–made, cushioning, padding