rave-up vs Great Britain

rave-up and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
rave-up	Yes	No	No	No
Great Britain	Yes	No	No	No

rave-up (noun)	Great Britain (noun)
a large overnight dance party where electronic music is played and illegal drugs are usually taken	an island comprising England and Scotland and Wales
a raucous gathering	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