développer

Inherited from Middle French desveloper, from Old French desveloper, from des- + voloper, veloper, vloper (“to wrap, to wrap up”), from Vulgar Latin base *vlopp-, *wlopp- (“to wrap”), from Proto-Germanic *wrappan-, *wlappan- (“to wrap, roll up, turn, wind”), from Proto-Indo-European *werb- (“to turn, bend”) http://www.wordnik.com/words/envelop. Akin to Italian -viluppare, Old Italian alternative form goluppare (“to wrap”); also Middle English wlappen (“to wrap, fold”) (Modern English lap (“to wr