city vs Mycenae

city and Mycenae both are nouns.

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

city (noun)	Mycenae (noun)
people living in a large densely populated municipality	an ancient city is southern Greece; center of the Mycenaean civilization during the late Bronze Age
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter