Where does “vodka” come from?

vodka (Icelandic) comes from Russian во́дка, from Russian вода́, from Old East Slavic вода, from Proto-Slavic vodà, from Proto-Balto-Slavic wandō, from Proto-Indo-European wódr̥, from Proto-Indo-European wed-, from Proto-Indo-European wey- — to wither; fade; to move, go ahead; to be strong;...

vodka (Icelandic): vodka