Where does “Ishtar” come from?

Ishtar, the Akkadian goddess of love and war, derives from Akkadian 𒀭𒈹, a deity name of unknown ultimate origin.

Ancestry of “Ishtar”, step by step

Step	Language	Word	Meaning
1	Akkadian	Ištar	—
2	Proto-Semitic	*ʕaṯtar-	—