Natisone Valley dialect

The Natisone Valley dialect (Natisone Valley: nedìško narèčje; Slovene: nadiško narečje [naˈdíːʃkɔ naˈɾéːt͡ʃjɛ], nadiščina; Italian: dialetto natisoniano), or Nadiža dialect, is a Slovene dialect spoken mainly in Venetian Slovenia, but also in a small part of Slovenia. It is one of the two dialects in the Littoral dialect group to have its own written form, along with Resian. It is closely related to the Torre Valley dialect, which has a higher degree of vowel reduction but shares practically the same accented vowel system. It borders the Torre Valley dialect to the northwest, the Soča dialect to the northeast, the Karst dialect to the southeast, the Brda dialect to the south, and Friulian to the west. The dialect belongs to the Littoral dialect group, and it evolved from Venetian–Karst dialect base.