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Wiktionary
nshima

alt. A staple food in parts of Africa, made from ground maize flour. n. A staple food in parts of Africa, made from ground maize flour.

Wikipedia
Nshima

Nsima is a dish made from maize flour (white cornmeal) and water and is a staple food in Zambia (nshima/ ubwali) and Malawi (nsima).