zygomatic bone vs cheekbone

zygomatic bone and cheekbone both are nouns.

Word	Noun	Adjective	Verb	Adverb
zygomatic bone	Yes	No	No	No
cheekbone	Yes	No	No	No

As nouns, zygomatic bone and cheekbone are synonyms defined as:

zygomatic bone and cheekbone: the arch of bone beneath the eye that forms the prominence of the cheek

Other synonyms of zygomatic bone include jugal bone, malar, malar bone, os zygomaticum, zygomatic.

zygomatic bone (noun)	cheekbone (noun)
the arch of bone beneath the eye that forms the prominence of the cheek	the arch of bone beneath the eye that forms the prominence of the cheek