Note 20 — Part II. THE ITALIAN COMMEDIA DELL' ARTE OR IMPROMPTU COMEDY.
John Addington Symonds translation
The full title would be Commedia dell' Arte all' Improviso. It is also called Commedia a soggetto, Commedia non scritta, Commedia improvisa. The written comedy, beside Commedia Erudita, was also called Commedia sostenuta, scritta, or letteraria.