cushion vs suspension system

cushion and suspension system both are nouns.

Word	Noun	Adjective	Verb	Adverb
cushion	Yes	No	Yes	No
suspension system	Yes	No	No	No

cushion (noun)	suspension system (noun)
a soft bag filled with air or a mass of padding such as feathers or foam rubber etc.	a mechanical system of springs or shock absorbers connecting the wheels and axles to the chassis of a wheeled vehicle
a mechanical damper; absorbs energy of sudden impulses
the layer of air that supports a hovercraft or similar vehicle

cushion (verb)	suspension system (verb)
protect from impact