European nation vs Principality of Monaco

European nation and Principality of Monaco both are nouns.

Word	Noun	Adjective	Verb	Adverb
European nation	Yes	No	No	No
Principality of Monaco	Yes	No	No	No

European nation (noun)	Principality of Monaco (noun)
any one of the countries occupying the European continent	a constitutional monarchy in a tiny enclave on the French Riviera