geographic region vs Chaldaea

geographic region and Chaldaea both are nouns.

Word	Noun	Adjective	Verb	Adverb
geographic region	Yes	No	No	No
Chaldaea	Yes	No	No	No

geographic region (noun)	Chaldaea (noun)
a demarcated area of the Earth	an ancient region of Mesopotamia lying between the Euphrates delta and the Persian Gulf and the Arabian Desert; settled in 1000 BC and destroyed by the Persians in 539 BC; reached the height of its power under Nebuchadnezzar II
	an ancient kingdom in southern Mesopotamia; Babylonia conquered Israel in the 6th century BC and exiled the Jews to Babylon (where Daniel became a counselor to the king)