New York vs Columbia

New York and Columbia both are nouns.

Word	Noun	Adjective	Verb	Adverb
New York	Yes	No	No	No
Columbia	Yes	No	No	No

New York (noun)	Columbia (noun)
a Mid-Atlantic state; one of the original 13 colonies, with capital Albany	a university in New York City
the largest city in New York State and in the United States; located in southeastern New York at the mouth of the Hudson river; a major financial and cultural center	capital and largest city in South Carolina; located in central South Carolina
one of the British colonies that formed the United States, with capital New York City	a university town in central Missouri
	a town in west central Tennessee
	a North American river; rises in southwestern Canada and flows southward across Washington to form the border between Washington and Oregon before emptying into the Pacific; known for its salmon runs in the spring