metropolis vs Orlando

metropolis and Orlando both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
Orlando	Yes	No	No	No

metropolis (noun)	Orlando (noun)
people living in a large densely populated municipality	a city in central Florida; site of Walt Disney World
a large and densely populated urban area; may include several independent administrative districts