Cynoscephalae vs region

Cynoscephalae and region both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cynoscephalae	Yes	No	No	No
region	Yes	No	No	No

Cynoscephalae (noun)	region (noun)
the battle that ended the second Macedonian War (197 BC); the Romans defeated Philip V who lost his control of Greece	a part of an animal that has a special function or is supplied by a given artery or nerve
the fields in Thessaly where in 197 BC the Romans defeated the Macedonians	a knowledge domain that you are interested in or are communicating about
	the extended spatial location of something
	a large indefinite location on the surface of the Earth
	the approximate amount of something (usually used prepositionally as in `in the region of')