sew together vs knit

sew together is not a noun while knit is a noun.

Word	Noun	Adjective	Verb	Adverb
sew together	No	No	Yes	No
knit	Yes	No	Yes	No

sew together (noun)	knit (noun)
	needlework created by interlacing yarn in a series of connected loops using straight eyeless needles or by machine
	a basic knitting stitch made by putting the needle through the front of the stitch from the lefthand side
	a fabric made by knitting

sew together (verb)	knit (verb)
fasten by sewing; do needlework	to gather something into small wrinkles or folds
	make (textiles) by knitting
	tie or link together