Jabłonkowanie
Jabłonkowanie or siakanie is a regional phonological feature of the Polish language. It consists of the merger of the series of retroflex sibilants and palatal sibilants into a phonetically-intermediate series,,, .
It is named after the of Polish. It occurs in a number of other Polish subdialects.
The feature is linked to the process of dispalatalization similar to the phenomena of mazurzenie and in other dialects.