Where does “δούλος” come from?

δούλος (Greek) comes from Ancient Greek δοῦλος, from Canaanite dōʾēlu.

δούλος (Greek): slave

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	δοῦλος	slavish, servile, subject; born slave or bondman
2	Canaanite	dōʾēlu	—

δούλος — Etymology, Origin & Word History | Etymology Explorer