Proto-Keutan-Dztan

General information
Proto Ketan-Dztan is the common ancestor of Old Keuti, Mizmash, and Dztani.

Allophones
The /m/ sound changes to the /ɱ/ sound only in consonant clusters with either /f/ or /v/ directly after it. The /f/ sound changes into the /ɸ/ sound when it is the initial, non clustered consonant.