palatine bone vs os palatinum

palatine bone and os palatinum both are nouns.

Word	Noun	Adjective	Verb	Adverb
palatine bone	Yes	No	No	No
os palatinum	Yes	No	No	No

As nouns, palatine bone and os palatinum are synonyms defined as:

palatine bone and os palatinum: either of two irregularly shaped bones that form the back of the hard palate and helps to form the nasal cavity and the floor of the orbits

Other synonyms of palatine bone include palatine.

palatine bone (noun)	os palatinum (noun)
either of two irregularly shaped bones that form the back of the hard palate and helps to form the nasal cavity and the floor of the orbits	either of two irregularly shaped bones that form the back of the hard palate and helps to form the nasal cavity and the floor of the orbits