United Kingdom of Great Britain and Northern Ireland vs skiffle

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	skiffle (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 style of popular music in the 1950s; based on American folk music and played on guitars and improvised percussion instruments