Great Britain vs villa

Great Britain and villa both are nouns.

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

Great Britain (noun)	villa (noun)
an island comprising England and Scotland and Wales	pretentious and luxurious country residence with extensive grounds
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	country house in ancient Rome consisting of residential quarters and farm buildings around a courtyard
	detached or semidetached suburban house