sheeprun vs United Kingdom of Great Britain and Northern Ireland

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

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

sheeprun (noun)	United Kingdom of Great Britain and Northern Ireland (noun)
farm devoted to raising sheep	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