Where does “Ibilisi” come from?

Ibilisi (Swahili) comes from Arabic إِبْلِيس, from Arabic ل, from Proto-Semitic *lV-.

Ancestry of “Ibilisi”, step by step

Step	Language	Word	Meaning
1	Arabic	إِبْلِيس	Iblis; Iblees, devil; demon, devil
2	Arabic	ل	to, for, belonging to; لَـ •; Used to express...
3	Proto-Semitic	*lV-	—

Ibilisi — Etymology, Origin & Word History | Etymology Explorer