Mogadishu vs Mogadiscio

Mogadishu and Mogadiscio both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mogadishu	Yes	No	No	No
Mogadiscio	Yes	No	No	No

As nouns, Mogadishu and Mogadiscio are synonyms defined as:

Mogadishu and Mogadiscio: the capital and largest city of Somalia; a port on the Indian Ocean

Other synonyms of Mogadishu include capital of Somalia.

Mogadishu (noun)	Mogadiscio (noun)
the capital and largest city of Somalia; a port on the Indian Ocean	the capital and largest city of Somalia; a port on the Indian Ocean