As a common intermediate stage, it is possible to reconstruct depalatalized affricates: *c, *dz. (This coincides with the state of affairs in the neighboring Nuristani languages.) A further complication however concerns the consonant clusters *ćw and *dźw:
What other elements of early Iranian languages problematize the east-west division?
{'text': '*ćw and *dźw', 'answer_start': 243}