United Kingdom of Great Britain and Northern Ireland vs ranker

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	ranker (noun)
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	an enlisted soldier who serves in the ranks of the armed forces
	a commissioned officer who has been promoted from enlisted status