lie-in vs Great Britain

lie-in and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
lie-in	Yes	No	No	No
Great Britain	Yes	No	No	No

lie-in (noun)	Great Britain (noun)
a long stay in bed in the morning	an island comprising England and Scotland and Wales
	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