𐎼𐎠𐎿𐎫 (Old Persian) comes from Proto-Iranian *Hraštáh, from Proto-Indo-Iranian *Hraštás, from Proto-Indo-European h₃reǵtós, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.
𐎼𐎠𐎿𐎫 (Old Persian): right