United Kingdom of Great Britain and Northern Ireland vs hornpipe

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

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

United Kingdom of Great Britain and Northern Ireland (noun)	hornpipe (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 British solo dance performed by sailors
	an ancient (now obsolete) single-reed woodwind; usually made of bone
	music for dancing the hornpipe