saloon vs Great Britain

saloon and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
saloon	Yes	No	No	No
Great Britain	Yes	No	No	No

saloon (noun)	Great Britain (noun)
a room or establishment where alcoholic drinks are served over a counter	an island comprising England and Scotland and Wales
tavern consisting of a building with a bar and public rooms; often provides light meals	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 car that is closed and that has front and rear seats and two or four doors