Thessalia vs geographical region

Thessalia and geographical region both are nouns.

Word	Noun	Adjective	Verb	Adverb
Thessalia	Yes	No	No	No
geographical region	Yes	No	No	No

Thessalia (noun)	geographical region (noun)
a fertile plain on the Aegean Sea in east central Greece; Thessaly was a former region of ancient Greece	a demarcated area of the Earth