Sierra Puebla Nahuatl

Sierra Puebla Nahuatl is one of the Eastern Peripheral varieties of Nahuatl, spoken by ethnic Nahua people in northwestern Puebla state in Mexico.

Phonology
The following description is that of the Sierra Puebla dialects:

Consonants

 * /t, n, l/ may also freely be heard as dental [t̪, n̪, l̪] among dialects.
 * /n/ can be heard as [ŋ] when before velar consonants.
 * /w̥/ is of limited distribution.

Vowels

 * Short vowels /i, e/ may vary freely to [ɪ, ɛ].
 * /a/ may be heard as [ɔ] when before /w/.