History of the alphabet many letters the Proto-Sinaitic alphabet had nor what their alphabetic order was. Among its descendants, the Ugaritic alphabet had 27 consonants, the South Arabian alphabets had 29, and the Phoenician alphabet 22. These scripts were arranged in two orders, an "ABGDE" order in Phoenician and an "HMĦLQ" order in the south; Ugaritic preserved both orders. Both sequences proved remarkably stable among the descendants of these scripts. The letter names proved stable among the many descendants of Phoenician, including Samaritan, Aramaic, Syriac, Arabic, Hebrew, and Greek alphabet. However, they were largely abandoned in Tifinagh, Latin and Cyrillic. The letter sequence continued
Yemenite Hebrew the Qamats () and Tseri (). He argues that the pronunciation of Yemenite Hebrew was not only uninfluenced by Arabic, but it influenced the pronunciation of Arabic by those Jews, despite the Jewish presence in Yemen for over a millennium. Among the dialects of Hebrew preserved into modern times, Yemenite Hebrew is regarded as one of the forms that retains very many features of Hebrew as used in ancient times, particularly Tiberian Hebrew and Mishnaic Hebrew. This perception is motivated in part by the fact that Yemenite Hebrew preserves many consonant sounds represented by individual letters in the Hebrew alphabet