U.K. vs saloon

U.K. and saloon both are nouns.

Word	Noun	Adjective	Verb	Adverb
U.K.	Yes	No	No	No
saloon	Yes	No	No	No

U.K. (noun)	saloon (noun)
a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom	a room or establishment where alcoholic drinks are served over a counter
	tavern consisting of a building with a bar and public rooms; often provides light meals
	a car that is closed and that has front and rear seats and two or four doors