Dongo Kresh
Dongo Kresh is a Kresh-Aja language spoken in South Sudan. Glottolog rates it threatened.
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Dongo is a Kresh language of South Sudan, distinct enough to not be a dialect of Kresh.
The name Dongo is also used by several Ubangian languages.
From Wikipedia · Dongo language (Nilo-Saharan) · CC BY-SA 4.0