rod vs Great Britain

rod and Great Britain both are nouns.

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

rod (noun)	Great Britain (noun)
any rod-shaped bacterium	an island comprising England and Scotland and Wales
a long thin implement made of metal or wood	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
a gangster's pistol
a visual receptor cell that is sensitive to dim light
a linear measure of 16.5 feet
a square rod of land