The Arabic Language.

Scriptا, ب, ت, ث, ج, ح, خ, د, ذ, ر, ز, س, ش, ص, ض, ط, ظ, ع, غ, ف, ق, ك, ل, م, ن, ه, و, ي
Translita, b, t, ṯ, g, ḥ, ḫ, d, ḏ, r, z, s, š, ṣ, ḍ, ṭ, ẓ, ʕ, ġ, f, q, k, l, m, n, h, w, y

The Arabic language is the most widely spoken Semitic language. It is also one of the most conservative, maintaining 28 of the 29 proto-Semitic phonemes, as well as the same 6 vowels, and maintains the dual number in verbs and nouns, as well as the case system.