flexure vs plait

flexure and plait both are nouns.

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

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

flexure: an angular or rounded shape made by folding
plait: any of various types of fold formed by doubling fabric back upon itself and then pressing or stitching into shape

Other hyponyms of flexure include pleat, kink, twirl, twist, pucker, ruck, accordion fold, concertina fold, z-fold, zig-zag fold.

flexure (noun)	plait (noun)
act of bending a joint; especially a joint between the bones of a limb so that the angle between them is decreased	any of various types of fold formed by doubling fabric back upon itself and then pressing or stitching into shape
an angular or rounded shape made by folding	a hairdo formed by braiding or twisting the hair
the state of being flexed (as of a joint)

flexure (verb)	plait (verb)
	weave into plaits
	make by braiding or interlacing