cattle cake vs United Kingdom of Great Britain and Northern Ireland

cattle cake and United Kingdom of Great Britain and Northern Ireland both are nouns.

Word	Noun	Adjective	Verb	Adverb
cattle cake	Yes	No	No	No
United Kingdom of Great Britain and Northern Ireland	Yes	No	No	No

cattle cake (noun)	United Kingdom of Great Britain and Northern Ireland (noun)
a concentrated feed for cattle; processed in the form of blocks or cakes	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