alphabet. The standardization by Kurdistan Region uses (Unicode 06A9) instead of (Unicode 0643) for letter Kaf (22 in above table), as listed in the Unicode table on the official home page for the standard. However, the latter glyph is still in use by various individuals and organizations. Vowels Central Kurdish has eight vowels, whilst only seven are represented by letters: Similar to English "Y" in by and you, both (u) and (i) can become consonants. In the words (Wan) and (play), and are consonants. Central Kurdish stipulates that syllables must be formed with at least one vowel, whilst a maximum of two vowels is permitted. Historical alphabets Old Kurdish script An old Kurdish alphabet is documented by the well known Muslim author Ibn Wahshiyya in his book (Shawq al-Mustaham) written in 856 A.D. Ibn Wahshiyya writes: "I saw thirty books in Baghdad in this alphabet, out of which I translated two scientific books from Kurdish into Arabic; one of the books on the culture of the vine and the palm tree, and the other on water and the means of finding it out in unknown ground." It has also been claimed that the Old Kurdish script, like several other scripts found in Ibn Washiyya's book, are fantastical inventions. Cyrillic script A third system, used for the few (Kurmanji-speaking) Kurds in the former Soviet Union, especially in Armenia, used a Cyrillic alphabet, consisting of 40 letters. It was designed in 1946 by Heciyê Cindî: Armenian alphabet From 1921 to 1929, a modified version of the Armenian alphabet was used for Kurmanji, in the Armenian Soviet Socialist Republic: It was then replaced with a Yañalif-like Latin alphabet during the campaigns for Latinisation in the Soviet Union. Soviet Latin alphabet In 1928, Kurdish languages in all of the Soviet Union, including the Armenian Soviet Socialist Republic, were switched to a Latin alphabet containing some Cyrillic characters: a, b, c, ç, d, e, ә, f, g, г, h, i, ь, j, k, ʀ, l, m, ɴ, o, ө, w, p, n, q, ч, s, ш, ц, t, u, y, v, x, z, ƶ. In 1929 it was reformed and was replaced by the following alphabet: Yazidi alphabet The Yazidi script was used to write in Kurdish, specifically in the Kurmanji dialect (also called Northern Kurdish). The script was found in historical manuscripts Meṣḥefa Reş and Kitêba Cilwe, these two manuscripts are largely considered to