squire vs Great Britain

squire and Great Britain both are nouns.

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

squire (noun)	Great Britain (noun)
an English country landowner	an island comprising England and Scotland and Wales
young nobleman attendant on a knight	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 man who attends or escorts a woman

squire (verb)	Great Britain (verb)
attend upon as a squire; serve as a squire