malar bone vs os zygomaticum

malar bone and os zygomaticum both are nouns.

Word	Noun	Adjective	Verb	Adverb
malar bone	Yes	No	No	No
os zygomaticum	Yes	No	No	No

As nouns, malar bone and os zygomaticum are synonyms defined as:

malar bone and os zygomaticum: the arch of bone beneath the eye that forms the prominence of the cheek

Other synonyms of malar bone include cheekbone, jugal bone, malar, zygomatic, zygomatic bone.

malar bone (noun)	os zygomaticum (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