Where does “πισθάγκωνα” come from?

πισθάγκωνα (Greek) comes from Ancient Greek ὀπισθάγκωνα.

πισθάγκωνα (Greek): with the hands in the back

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	ὀπισθάγκωνα	—

πισθάγκωνα — Etymology, Origin & Word History | Etymology Explorer