Where does “wygrʼd” come from?

wygrʼd (Pahlavi) comes from Proto-Iranian wi-, from Proto-Indo-European wi — apart, asunder; away from, against.

Ancestry of “wygrʼd”, step by step

StepLanguageWordMeaning
1Proto-Iranianwi-
2Proto-Indo-Europeanwiapart, asunder; away from, against
Every word from Proto-Indo-European wiEvery word from Proto-Iranian wi-