Northerner vs America

Northerner and America both are nouns.

Word	Noun	Adjective	Verb	Adverb
Northerner	Yes	No	No	No
America	Yes	No	No	No

Northerner (noun)	America (noun)
an inhabitant of the North	North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
an American who lives in the North (especially during the American Civil War)	North America and South America and Central America