drained vs Britain

drained is not a noun while Britain is a noun.

Word	Noun	Adjective	Verb	Adverb
drained	No	Yes	No	No
Britain	Yes	No	No	No

drained (noun)	Britain (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

drained (adjective)	Britain (adjective)
emptied or exhausted of (as by drawing off e.g. water or other liquid)
extremely exhausted
drained of electric charge; discharged