linguistics vs autosemantic

linguistics is a noun but autosemantic is not a noun.

Word	Noun	Adjective	Verb	Adverb
linguistics	Yes	No	No	No
autosemantic	No	Yes	No	No

linguistics (noun)	autosemantic (noun)
the scientific study of language
the humanistic study of language and literature

linguistics (adjective)	autosemantic (adjective)
	of a word or phrase meaningful in isolation, independent of context