Where does “вьргнꙋти” come from?

вьргнꙋти (Old East Slavic) comes from Proto-Slavic vьrgnǫti, from Proto-Indo-European wergʷ-, from Proto-Indo-European h₂werg- — to turn.

Ancestry of “вьргнꙋти”, step by step

StepLanguageWordMeaning
1Proto-Slavicvьrgnǫtito throw
2Proto-Indo-Europeanwergʷ-to cast
3Proto-Indo-Europeanh₂werg-to turn
Every word from Proto-Indo-European h₂werg- →Every word from Proto-Indo-European wergʷ- →Every word from Proto-Slavic vьrgnǫti →