national capital vs Djakarta

national capital and Djakarta both are nouns.

Word	Noun	Adjective	Verb	Adverb
national capital	Yes	No	No	No
Djakarta	Yes	No	No	No

national capital (noun)	Djakarta (noun)
the capital city of a nation	capital and largest city of Indonesia; located on the island of Java; founded by the Dutch in 17th century