Where does “ububanzi” come from?

ububanzi (Zulu) comes from Zulu ubu-, from Proto-Bantu *[[bʊ́-]][[bʊ̀-]].

ububanzi (Zulu): width, breadth

Definitions

Step	Language	Word	Meaning
1	Zulu	ubu-	Class 14 noun prefix
2	Proto-Bantu	*[[bʊ́-]][[bʊ̀-]]	—

ububanzi — Etymology, Origin & Word History | Etymology Explorer