neutral vs silvery

neutral is a noun but silvery is not a noun.

Word	Noun	Adjective	Verb	Adverb
neutral	Yes	Yes	No	No
silvery	No	Yes	No	No

neutral (noun)	silvery (noun)
one who does not side with any party in a war or dispute

neutral (adjective)	silvery (adjective)
having no hue	of lustrous grey; covered with or tinged with the color of silver
possessing no distinctive quality or characteristics	having the white lustrous sheen of silver
lacking distinguishing quality or characteristics	resembling or reminiscent of silver
not supporting or favoring either side in a war, dispute, or contest
having no personal preference
having no net electric charge
having only a limited ability to react chemically; chemically inactive