Madison vs state capital

Madison and state capital both are nouns.

Word	Noun	Adjective	Verb	Adverb
Madison	Yes	No	No	No
state capital	Yes	No	No	No

Madison (noun)	state capital (noun)
capital of the state of Wisconsin; located in the southern part of state; site of the main branch of the University of Wisconsin	the capital city of a political subdivision of a country
4th President of the United States; member of the Continental Congress and rapporteur at the Constitutional Convention in 1787; helped frame the Bill of Rights (1751-1836)