honours list vs Great Britain

honours list and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
honours list	Yes	No	No	No
Great Britain	Yes	No	No	No

honours list (noun)	Great Britain (noun)
a list issued by examiners that categorizes students according to the class of honours they achieved in their degree examinations	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