Yukon vs USA

Yukon and USA both are nouns.

Word	Noun	Adjective	Verb	Adverb
Yukon	Yes	No	No	No
USA	Yes	No	No	No

Yukon (noun)	USA (noun)
a territory in northwestern Canada; site of the Klondike gold rush in the 1890s	the army of the United States of America; the agency that organizes and trains soldiers for land warfare
a North American river that flows westward from the Yukon Territory through central Alaska to the Bering Sea	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