inferior vs nonstandard

inferior is a noun but nonstandard is not a noun.

Word	Noun	Adjective	Verb	Adverb
inferior	Yes	Yes	No	No
nonstandard	No	Yes	No	No

inferior (noun)	nonstandard (noun)
a character or symbol set or printed or written beneath or slightly below and to the side of another character
one of lesser rank or station or quality

inferior (adjective)	nonstandard (adjective)
written or printed below and to one side of another character	not standard; not accepted as a model of excellence
of or characteristic of low rank or importance	varying from or not adhering to a standard
of low or inferior quality	not conforming to the language usage of a prestige group within a community
having an orbit between the sun and the Earth's orbit
lower than a given reference point
falling short of some prescribed norm