maxilla vs maxillary

maxilla and maxillary both are nouns.

Word	Noun	Adjective	Verb	Adverb
maxilla	Yes	No	No	No
maxillary	Yes	Yes	No	No

As nouns, maxilla and maxillary are synonyms defined as:

maxilla and maxillary: the jaw in vertebrates that is fused to the cranium

Other synonyms of maxilla include upper jaw, upper jawbone.

maxilla (noun)	maxillary (noun)
the jaw in vertebrates that is fused to the cranium	the jaw in vertebrates that is fused to the cranium

maxilla (adjective)	maxillary (adjective)
	of or relating to the upper jaw