Aswan vs Assouan

Aswan and Assouan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aswan	Yes	No	No	No
Assouan	Yes	No	No	No

As nouns, Aswan and Assouan are synonyms defined as:

Aswan and Assouan: an ancient city on the Nile in Egypt; two dams across the Nile have been built nearby

Other synonyms of Aswan include Assuan.

Aswan (noun)	Assouan (noun)
an ancient city on the Nile in Egypt; two dams across the Nile have been built nearby	an ancient city on the Nile in Egypt; two dams across the Nile have been built nearby