Proto-IE: *weisn- (Gr w-)
Meaning: pipe, vein
Old Indian: veṇú, véṇu- m. `a bamboo, reed, cane; flute, pipe'
Old Greek: ī́s, īnós, pl. ī̂nes `Sehne, Nackensehene; Muskelfaden. Blutfaser (Fibrin), Pflanzenfaser, Blattnerv'; ī́nio-n n. `die Sehnenpartie am Hinterkopf, das Genick, der Nacken'
Latin: vēna f. `Ader, Blutader'
Russ. meaning: трубка; кровеносный сосуд
References: WP I 261 (differently in Pok.)