angular shape vs zag

angular shape and zag both are nouns.

Word	Noun	Adjective	Verb	Adverb
angular shape	Yes	No	No	No
zag	Yes	No	No	No

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

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

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

angular shape (noun)	zag (noun)
a shape having one or more sharp angles	an angular shape characterized by sharp turns in alternating directions