Proto-IE: *kauk'-
Meaning: a k. of vessel
Old Indian: kóśa- 'cask, vessel, pail, bucket, sheath', kośaka- m. (L.) `egg, testicle'
Latin: caucum, -ī n. `Becher'
Russ. meaning: вид сосуда
References: WP II 546 f, WH (different in Pok.)
Comments: Cf. (for Balt) *kawǝs- 609.