Yukon Territory vs Yukon

Yukon Territory and Yukon both are nouns.

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

As nouns, Yukon Territory and Yukon are synonyms defined as:

Yukon Territory and Yukon: a territory in northwestern Canada; site of the Klondike gold rush in the 1890s

Yukon Territory (noun)	Yukon (noun)
a territory in northwestern Canada; site of the Klondike gold rush in the 1890s	a territory in northwestern Canada; site of the Klondike gold rush in the 1890s
	a North American river that flows westward from the Yukon Territory through central Alaska to the Bering Sea