We don't have synonyms for swahilis yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are syphilis, Swahili and swahilian.
(n) :
An agglutinative language of the Bantu branch widely spoken in East Africa. Born in its modern form from the hybridization of the Arabic and Bantu cultures, it was the language of the traders in East Africa, and spread along the routes of trade.
(n) :
A member of various ethnic groups — mainly Bantu, Afro-Arab and Comorian — inhabiting the Swahili coast.
(n) :
An agglutinative language of the Bantu branch widely spoken in East Africa. Born in its modern form from the hybridization of the Arabic and Bantu cultures, it was the language of the traders in East Africa, and spread along the routes of trade.
(n) :
A member of various ethnic groups — mainly Bantu, Afro-Arab and Comorian — inhabiting the Swahili coast.