Iaskyon

Consonants

 * /x/  has two allophones: [ç] after /i/, /y/ and [x] after any other vowel.
 * /ɣ/  has allophones: [ʝ] after /i/, /y/, [ʔ] at the end of a syllable and [ɣ] anywhere else.
 * /β/  is realised as [w] as a glide (second consonant) in a syllable, and [β] anywhere else.

Long vowels
Long vowels are represented orthographically by doubling the consonant or adding <ä>. e.g.  or .

Diphthongs
There is a large inventory of possible diphthongs, with a total of 15 of them. /ai au əi əu ei ɛu iu ya yɛ yi yœ ui ɔi ou œy/  /ya/, /yɛ/ and /yœ/ are sometimes written as /ɥa/, /ɥɛ/ and /ɥœ/, if /ɥ/ is considered a glide in the language's inventory.

Phonotactics
Iaskyon syllables are maximally C1 G V C2.

C1, the initial consonant, can be any consonant.

G, the glide, can be /j/ or /β/>[w]. Sometimes /ɥ/ is considered as a glide.

V can be any vowel, except for /iu ya yɛ yi yœ ui/ when the onset consists of an initial consonant and a glide. Syllables such as /jui/, /βɥa/ are allowed but rare.

C2, the final consonant, can technically be any consonant except /j/ and /β/, but /tθ/ and /tɬ/ are very rare. (þać /tθatɬ/ "red" is an example of an exception.)

Nouns
There are no grammatical genders nor articles in Iaskyon. Nouns are only inflected for cases, and inflection for number is generally obsolete.

There are 7 cases in Iaskyon: