national leader vs Edmund Burke

national leader and Edmund Burke both are nouns.

Word	Noun	Adjective	Verb	Adverb
national leader	Yes	No	No	No
Edmund Burke	Yes	No	No	No

national leader (noun)	Edmund Burke (noun)
a person who is a respected leader in national or international affairs	British statesman famous for his oratory; pleaded the cause of the American colonists in British Parliament and defended the parliamentary system (1729-1797)