surgery vs Great Britain

surgery and Great Britain both are nouns.

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

surgery (noun)	Great Britain (noun)
a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body	an island comprising England and Scotland and Wales
a room in a hospital equipped for the performance of surgical operations	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 room where a doctor or dentist can be consulted
the branch of medical science that treats disease or injury by operative procedures