 In Romanian, the front vowels "ĕ, ĭ, ē, ī" evolved like the Western languages, but the back vowels "ŏ, ŭ, ō, ū" evolved as in Sardinian.A few Southern Italian languages, such as southern Corsican, northernmost Calabrian and southern Lucanian, behave like Sardinian with its penta-vowel system or, in case of Vegliote (even if only partially) and western Lucanian, like Romanian.The placement of stress generally did not change from Classical to Vulgar Latin, and except for reassignment of stress on some verb morphology (e.g.