出典:Wiktionary
From Russian Продунова f (Produnova).
Produnova (複数形 Produnovas)
From Yelena Produnova (Елена Серге́евна Продунова) who in 1999 was the first to successfully perform this maneuver in competition.
Produnova (複数形 Produnovas)
(Gymnastics vault):