From: Piotr Gasiorowski
> As Piotr graciously pointed out, the correct forms areBut we have the same pattern ov vowels irrespective of the consonantal
> *wó:kWs/*wókWes; *wékWos is an s-stem. I was mistaken here.
> Regarding the differing vowel quality, my tentative thoughts are
> that the coda labiovelar may have caused rounding in the nominative
> singular form, with later spreading throughout the paradigm.