Mogadishu vs capital of Somalia

Mogadishu and capital of Somalia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mogadishu	Yes	No	No	No
capital of Somalia	Yes	No	No	No

As nouns, Mogadishu and capital of Somalia are synonyms defined as:

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

Other synonyms of Mogadishu include Mogadiscio.

Mogadishu (noun)	capital of Somalia (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