city vs Natal

city and Natal both are nouns.

Word	Noun	Adjective	Verb	Adverb
city	Yes	No	No	No
Natal	Yes	No	No	No

city (noun)	Natal (noun)
people living in a large densely populated municipality	a region of eastern South Africa on the Indian Ocean
a large and densely populated urban area; may include several independent administrative districts	a port city in northeastern Brazil
an incorporated administrative district established by state charter