United Kingdom of Great Britain and Northern Ireland vs overall

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	overall (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	(usually plural) work clothing consisting of denim trousers (usually with a bib and shoulder straps)
	a loose protective coverall or smock worn over ordinary clothing for dirty work

United Kingdom of Great Britain and Northern Ireland (adjective)	overall (adjective)
	involving only main features
	including everything