United Kingdom of Great Britain and Northern Ireland vs lollipop woman

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	lollipop woman (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 woman hired to help children cross a road safely near a school