handbasin vs Great Britain

handbasin and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
handbasin	Yes	No	No	No
Great Britain	Yes	No	No	No

handbasin (noun)	Great Britain (noun)
a basin for washing the hands	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