Akyēḥūyt

Changes from Proto-Hiereti

 * 1) merger of š, ś, ṣ́ and s
 * 2) merger of ṣ and z
 * 3) merger of ṯ, ḏ, ṱ, d and t
 * 4) merger of ḫ and ḥ
 * 5) merger of q and k
 * 6) merger of b and p
 * 7) merger of nasal labials into m
 * 8) merger of j and l
 * 9) merger of w and y
 * 10) merger of ṭ and d
 * 11) change of syllable-initial r into l
 * 12) dissimilation of yVy into lVy
 * 13) dissimilation of Vll into Vyl
 * 14) loss of glottal stops

Changes from Proto-Hiereti

 * 1) formation of lengthened vowels (indicated by macron)
 * 2) merger of ɘ and o
 * 3) merger of ɨ and ē
 * 4) change of a, e, i, o and u into ā, ē, ī, ō and ū before p, d and t
 * 5) dissimilation of vowels
 * 6) diphthongisation of vowel couplet (e.g. CVaC, CVeC, CVeC > CVyC; CVoC, CVuC > CVlC)