Where does “Zillah” come from?

Zillah is an English name derived from Hebrew צִלָּה, whose meaning is not definitively established.

Ancestry of “Zillah”, step by step

Step	Language	Word	Meaning
1	Urdu	ضلع	—
2	Classical Persian	ضلع	—
3	Arabic	ضلع	to side; to make common cause; to be strong,...
4	Arabic	ل	to, for, belonging to; لَـ •; Used to express...
5	Proto-Semitic	*lV-	—

Zillah — Etymology, Origin & Word History | Etymology Explorer