Where does “Вадзім” come from?

Вадзім (Belarusian) comes from Old East Slavic Вадимъ, from Proto-Slavic vaditi, from Proto-Indo-European (s)wod-, from Proto-Indo-European swé — self.

Ancestry of “Вадзім”, step by step

Step	Language	Word	Meaning
1	Old East Slavic	Вадимъ	—
2	Proto-Slavic	vaditi	to argue; to scold, to brawl; to take out
3	Proto-Indo-European	(s)wod-	—
4	Proto-Indo-European	swé	self

Every word from Proto-Indo-European swé →Every word from Proto-Indo-European (s)wod- →Every word from Proto-Slavic vaditi →