Tajik alphabet and . (Note that and are switched relative to their usage in the Turkish alphabet, which has formed the basis for other Latin scripts in the former Soviet Union.) The unusual character is called "Gha" and represents the phoneme . The character is found in the Common Turkic Alphabet in which most non-Slavic languages of the Soviet Union were written until the late 1930s. The Latin alphabet is not used today, although its adoption is advocated by certain groups. The Cyrillic script was introduced in Tajik Soviet Socialist Republic in the late 1930s, replacing the Latin script that had been
Alphabet rise to the Hebrew script. The South Arabian alphabet, a sister script to the Phoenician alphabet, is the script from which the Ge'ez alphabet (an abugida) is descended. Vowelless alphabets, which are not true alphabets, are called abjads, currently exemplified in scripts including Arabic, Hebrew, and Syriac. The omission of vowels was not always a satisfactory solution and some "weak" consonants are sometimes used to indicate the vowel quality of a syllable (matres lectionis). These letters have a dual function since they are also used as pure consonants. The Proto-Sinaitic or Proto-Canaanite script and the Ugaritic script were the first