Listen to Lento addolcendo online. Lento addolcendo is an Instrumental language song and is sung by Владимир Пресняков (Ст.) and Евгений Борец. Lento addolcendo, from the album Nocturnes, was released in the year 2010. The duration of the song is 4:59. Download Instrumental songs online from JioSaavn.