Oaxaca City vs Oaxaca de Juarez

Oaxaca City and Oaxaca de Juarez both are nouns.

Word	Noun	Adjective	Verb	Adverb
Oaxaca City	Yes	No	No	No
Oaxaca de Juarez	Yes	No	No	No

As nouns, Oaxaca City and Oaxaca de Juarez are synonyms defined as:

Other synonyms of Oaxaca City include Oaxaca.

Oaxaca City (noun)	Oaxaca de Juarez (noun)
a city of southeastern Mexico	a city of southeastern Mexico