geographic area vs Philistia

geographic area and Philistia both are nouns.

Word	Noun	Adjective	Verb	Adverb
geographic area	Yes	No	No	No
Philistia	Yes	No	No	No

geographic area (noun)	Philistia (noun)
a demarcated area of the Earth	an ancient region on the coast of southwestern Palestine that was strategically located on a trade route between Syria and Egypt; important in biblical times