Саванна

Аккад. sawû ‛равнина’ (др.-евр. šāwǟ).

Харпер: savannah
also savanna, "treeless plain," 1550s, from Sp. sabana, earlier zavana "treeless plain," from Taino (Arawakan) zabana. In U.S. use, "a tract of low-lying marshy ground" (1670s).