Great Britain vs giro account

Great Britain and giro account both are nouns.

Word	Noun	Adjective	Verb	Adverb
Great Britain	Yes	No	No	No
giro account	Yes	No	No	No

Great Britain (noun)	giro account (noun)
an island comprising England and Scotland and Wales	an account at a post office that can be used in similar ways to an account at a bank
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