disposable vs nondisposable

disposable is a noun but nondisposable is not a noun.

Word	Noun	Adjective	Verb	Adverb
disposable	Yes	Yes	No	No
nondisposable	No	Yes	No	No

disposable (noun)	nondisposable (noun)
an item that can be disposed of after it has been used

disposable (adjective)	nondisposable (adjective)
designed to be disposed of after use	not designed to be thrown away after use
free or available for use or disposition	(of assets) unavailable for use