Sankhíhten

General information
Proto-language for Iathi, Vasykaa, and Throlyen.

Consonants

 * nasals can be geminate in syllable coda
 * [ɹ] in initial consonant clusters, [r] in syllable coda and intervocallically.

Vowels

 * all vowels can be long

To Iathi

 * hT > T > D > Ð
 * Th > Θ
 * VNN > VN > Ṽ
 * i i: y y: e e: ɯ ɯ: u u: a a: > ɪ i ø y ɛ e ɤ ɯ ʊ u a ɐ
 * a# > ə#
 * Pʋ > F, ʋ > w ! #ʋ > #v
 * Tj > C
 * Kʁ > Q, ʁ > (ʁ/r)?
 * Cl > Cj

To Vasykaa

 * Vn > Ṽ
 * lN > N:
 * Nl > l:
 * ʋ > v [or] ʋ > w > [round+back preceding vowel]