The twolc file is written in the Koskenniemi-style twolc format. The rule set is still preliminary.

The alphabets, sets and rules are documented in

• the generated version of the documentation found in the twolc file itself.

Here we discuss the linguistic principles to be modeled from a more general perspective.

Stem vowel alternation

tbw.

Consonant gradation

tbw.

Consonant lengthening

tbw.

Vowel changes

tbw.