Where does “Exodus” come from?

Exodus comes from Ancient Greek ἔξοδος, formed from the prefix ἐκ- meaning "out" and the root sed- ultimately from Proto-Indo-European.

Ancestry of “Exodus”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἔξοδος	departure, leaving; a way out, exit; divorce
2	Ancient Greek	ἐξ	Alternative form of ἐκ; out; from, out of
3	Ancient Greek	Ὕπνος	—
4	Proto-Hellenic	húpnos	—
5	Proto-Indo-European	supnós	sleep; death
6	Proto-Indo-European	swóp-r̥ ~ swép-n̥s	—
7	Proto-Indo-European	swep-	to sleep

Exodus — Etymology, Origin & Word History | Etymology Explorer