Old Kurmian

Sound changes

• short e > short i, short i > ə
• short a o u > short ä ö ü
• /au ai/ > /aː/, /oy/ > /waː/
• back vowels should break as in OC > MC
• final fricatives > breathy tone > low tone
• lexical mutation
• grammatical mutation
• standardize Irish-style orthography?
• slenderization and labialization yielding MC-style medials
• vowel length lost