whole meal flour vs Great Britain

whole meal flour and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
whole meal flour	Yes	No	No	No
Great Britain	Yes	No	No	No

whole meal flour (noun)	Great Britain (noun)
flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage)	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