Where does “ἐκλύω” come from?

ἐκλύω (Ancient Greek) comes from Ancient Greek λύω, from Proto-Indo-European lewH- — louse.

Ancestry of “ἐκλύω”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	λύω	I loose, loosen, untie; slacken; unbend
2	Proto-Indo-European	lewH-	louse

ἐκλύω — Etymology, Origin & Word History | Etymology Explorer