The article discusses an archaic phonetic process that consists in the indifferentiation of the consonants [ʦ̑] and [t͡ʃ], pronounced as [ʦ̑] or [ʦ̑^j], e.g., [tʃaj] can be pronounced as [ʦ̑aj] or [ʦ̑^jaj] ‘tea’. Cokanˈe occurs in Russian (the northern dialect cluster, the Pskov cluster …