Leiden vs city

Leiden and city both are nouns.

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

Leiden (noun)	city (noun)
a city in the western Netherlands; residence of the Pilgrim Fathers for 11 years before they sailed for America in 1620	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts
	an incorporated administrative district established by state charter