reduplicate vs linguistics

reduplicate is not a noun while linguistics is a noun.

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

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

reduplicate (verb)	linguistics (verb)
make or do or perform again
form by reduplication