ᴱQ. [ai] became [e] before unstressed [a], [o] or [u], but [aj] before stressed [a], [o] or [u]; [ai{auo}|ai{áóú}] > [eø{auo}|aj{áóú}]

⚠️ᴱQ. [ai] became [e] before unstressed [a], [o] or [u], but [aj] before stressed [a], [o] or [u]; [ai{auo}|ai{áóú}] > [eø{auo}|aj{áóú}]

References ✧ PE12/11-13

Phonetic Rule Elements

[aia] > [ea] ✧ PE12/12 (áı̯a > ea)
[aio] > [eo] ✧ PE12/12 (áı̯o > eo (aiyo))
[aiu] > [eu] ✧ PE12/12 (áı̯u > eu (aiyu))
[aiá] > [ajá] ✧ PE12/13 (aı̯á > aya)
[aió] > [ajó] ✧ PE12/13 (aı̯ó > ayo)
[aiú] > [ajú] ✧ PE12/13 (aı̯ú > ayu)