cushion vs modify

cushion is a noun but modify is not a noun.

Word	Noun	Adjective	Verb	Adverb
cushion	Yes	No	Yes	No
modify	No	No	Yes	No

As verbs, modify is a hypernym of cushion; that is, modify is a word with a broader meaning than cushion:

cushion (noun)	modify (noun)
a soft bag filled with air or a mass of padding such as feathers or foam rubber etc.
a mechanical damper; absorbs energy of sudden impulses
the layer of air that supports a hovercraft or similar vehicle

cushion (verb)	modify (verb)
protect from impact	make less severe or harsh or extreme
	add a modifier to a constituent
	cause to change; make different; cause a transformation