interweave vs plait

interweave is not a noun while plait is a noun.

Word	Noun	Adjective	Verb	Adverb
interweave	No	No	Yes	No
plait	Yes	No	Yes	No

As verbs, plait is a hyponym of interweave; that is, plait is a word with a more specific, narrower meaning than interweave:

Other hyponyms of interweave include inweave, raddle, ruddle, shoot, tinsel, braid, pleach.

interweave (noun)	plait (noun)
	any of various types of fold formed by doubling fabric back upon itself and then pressing or stitching into shape
	a hairdo formed by braiding or twisting the hair

interweave (verb)	plait (verb)
interlace by or as if by weaving	weave into plaits
	make by braiding or interlacing