doorhandle vs Great Britain

doorhandle and Great Britain both are nouns.

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

doorhandle (noun)	Great Britain (noun)
a knob used to release the catch when opening a door (often called `doorhandle' in Great Britain)	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