angularity vs bend

angularity and bend both are nouns.

Word	Noun	Adjective	Verb	Adverb
angularity	Yes	No	No	No
bend	Yes	No	Yes	No

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

Other hyponyms of angularity include forking, furcation, jog, zag, zig, zigzag, crease, crimp, flexure, fold, plication.

angularity (noun)	bend (noun)
the property possessed by a shape that has angles	curved segment (of a road or river or railroad track etc.)
a shape having one or more sharp angles	diagonal line traversing a shield from the upper right corner to the lower left
	movement that causes the formation of a curve
	an angular or rounded shape made by folding
	a circular segment of a curve

angularity (verb)	bend (verb)
	cause (an object) to assume a crooked or angular form
	bend a joint
	form a curve
	change direction
	turn from a straight course, fixed direction, or line of interest
	bend one's back forward from the waist on down