United Kingdom of Great Britain and Northern Ireland vs topping

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	topping (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	a flavorful addition on top of a dish

United Kingdom of Great Britain and Northern Ireland (adjective)	topping (adjective)
	excellent; best possible