North vs United States

North and United States both are nouns.

Word	Noun	Adjective	Verb	Adverb
North	Yes	No	No	No
United States	Yes	No	No	No

North (noun)	United States (noun)
the United States (especially the northern states during the American Civil War)	the executive and legislative and judicial branches of the federal government of the United States
the region of the United States lying to the north of the Mason-Dixon line	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
British statesman under George III whose policies led to rebellion in the American colonies (1732-1792)