Wilkes Land vs geographic area

Wilkes Land and geographic area both are nouns.

Word	Noun	Adjective	Verb	Adverb
Wilkes Land	Yes	No	No	No
geographic area	Yes	No	No	No

Wilkes Land (noun)	geographic area (noun)
a coastal region of Antarctica on the Indian Ocean to the south of Australia; most of the territory is claimed by Australia	a demarcated area of the Earth