Where does “თარაზო” come from?

თარაზო (Georgian) comes from Persian ترازو, from Middle Persian tarāzūg, from Avestan ????.???.

თარაზო (Georgian): spirit-level

Definitions

Step	Language	Word	Meaning
1	Persian	ترازو	balance; scales
2	Middle Persian	tarāzūg	scales
3	Avestan	????.???	—

თარაზო — Etymology, Origin & Word History | Etymology Explorer