Āj

Āj is the language formerly spoken north of the Köz tribes (although unrelated to any of the Köz languages) which is the ancestor of a vast majority of the languages spoken west of the Dividing Range of the Old World.

Phonology
Āj had a moderately-sized inventory of 26 consonants and a rather large one of 15 vowels (8 short and 7 long)

Grammar
The grammar of Āj is fusional and agglutinating, with few irregularities.

Nouns
Āj nouns distinguish 8 cases, 3 numbers and definiteness in singular.

Most nouns have a second (accusative) stem, used for applying certain case endings.

Consonant stems
The consonant stems in Āj are mostly of common gender (with very few exceptions) and are the primary declension class.

An example consonant-stem noun is mōn, mōni "friend" The endings for this declension are following (R is nominative stem and A is accusative stem):