Chaldaea vs geographic region

Chaldaea and geographic region both are nouns.

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

Chaldaea (noun)	geographic region (noun)
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	a demarcated area of the Earth
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)