native vs nonnative

native is a noun but nonnative is not a noun.

Word	Noun	Adjective	Verb	Adverb
native	Yes	Yes	No	No
nonnative	No	Yes	No	No

native (noun)	nonnative (noun)
indigenous plants and animals
an indigenous person who was born in a particular place
a person born in a particular place or country

native (adjective)	nonnative (adjective)
characteristic of or existing by virtue of geographic origin	not being or composed of aborigines
characteristic of or relating to people inhabiting a region from the beginning	of persons born in another area or country than that lived in
belonging to one by birth	of plants or animals originating in a part of the world other than where they are growing
as found in nature in the elemental form