Trâi

Old Trây: teːmˀ, cynəl, ŋɜt, rœyp, kæhən, caːmˀ, løːc, hæjc, pat, sayl

Diachronics

Branch with plosive cyclic shift: 1. s~ts < k < q; q < ʈ < t < ts; (tēma, qinōr, ɳattʼē, laupʼē, ʈaɭin, qʼāma, rōqʼē, ɭojqʼē, pʼattʼē, kʼeyōr)
Stress: Stress fell on the first heavy (CVː or CVC) syllable (the last syllable was disregarded); in the absence of a heavy syllable, the stress fell on the third-to-last syllable.
Long and short diphthongs merge
Beginning of "2nd cycle shift": k > c > s; q > k > c; T > q > k; ŋ > ɲ; N > ŋ; r > l > ɭ > ʀ
Umlaut: a e o u > æ i ø y; aa oo uu > ææ øø yy; e i > å ø y; ee ii > øø yy; øw, øj > øy
First Khmerization:
- Before geminates: a > ɔ, i > e, u > o, e > æ, o > ɔ, aa > ɔɔ, ei > ee, ee > ææ, oo > ɔɔ, ou > oo, øy > øø, øø > əə, ai > ææ, au > ɔɔ, ii > ia, uu > ua
Second plosive cycle shift completes; p p' > b p
Syncope!
Second Khmerization: breathy voice
- i > ɪə i
- iː > ɘi iː
- y > ʏə y
- yː > ɘy yː
- u > ʊə u
- uː > ɘu uː
- e > e ɪ
- eː > ei eː
- ø > ø ʏ
- øː > aø øː
- o > o ʊ
- oː > ao oː
- ɛ > æ ɛ
- ɛː > æː ɛː
- a > a ɜ
- aː > aː ɜː
- ɔ > ɒ ɔ
- ɔː > ɒː ɔː
- ai > ɔe ɛi
- au > ɛo ɔu
- ay > aø œy
- ei > æi ɪː
- ou > ou ʊː
- øy > ay ʏː
- iːə > eːə iːə
- yːə > øːə yːə
- uːə > oːə uːə