Central Intelligence Machinery vs Great Britain

Central Intelligence Machinery and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
Central Intelligence Machinery	Yes	No	No	No
Great Britain	Yes	No	No	No

Central Intelligence Machinery (noun)	Great Britain (noun)
the United Kingdom's central unit for the tasking and coordination and funding of intelligence and security agencies	an island comprising England and Scotland and Wales
	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