nark vs Great Britain

nark and Great Britain both are nouns.

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

nark (noun)	Great Britain (noun)
an informer or spy working for the police	an island comprising England and Scotland and Wales
a lawman concerned with narcotics violations	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

nark (verb)	Great Britain (verb)
inform or spy (for the police)
cause annoyance in; disturb, especially by minor irritations