intern vs United Kingdom of Great Britain and Northern Ireland

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

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

intern (noun)	United Kingdom of Great Britain and Northern Ireland (noun)
an advanced student or graduate in medicine gaining supervised practical experience	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

intern (verb)	United Kingdom of Great Britain and Northern Ireland (verb)
deprive of freedom
work as an intern