Strassburg vs city

Strassburg and city both are nouns.

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

Strassburg (noun)	city (noun)
city on the Rhine in eastern France near the German border; an inland port	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