angularity vs zag

angularity and zag both are nouns.

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

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

angularity: a shape having one or more sharp angles
zag: an angular shape characterized by sharp turns in alternating directions

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

angularity (noun)	zag (noun)
the property possessed by a shape that has angles	an angular shape characterized by sharp turns in alternating directions
a shape having one or more sharp angles