Vistula (the longest river in Poland and erewhile a river of Prussia, which flows into the Baltic Sea)
çekim: çoğul Weichseln · tamlayan Weichseln
eş: Weichselkirsche
köken: 16th century, from Middle Low German Wissel, from Proto-Slavic *Visъla. The form is probably due to analogy: as wissel(-bēre) is also the Low German form of the fruit in etymology 2 below, the river name was adapted to High German accordingly.
köken: In the form Visula and Visla at least sometimes directly acquired from Proto-Slavic *Visъla. The form Viscla resolves the /sl/ cluster like in Sclavus, uncommon in Latin, and in Germanic, via which it has sometimes been acquired. Often explained as from the Proto-Indo-European root *weys- (“to flow”) as in Proto-Germanic *waisǭ (“mire”), although if of Slavic origin then *visěti (“to hang”) would…