Timbuktu Manuscripts. The term Ajami comes from the Arabic root for "foreign" or "stranger," has been applied to Arabic alphabets used for writing African languages, especially those of Hausa and Swahili. It is considered an Arabic derived African writing system. Many medieval Hausa manuscripts similar to the Timbuktu Manuscripts written in the Ajami script, have been discovered recently.
Urdu is an Indo-Aryan language, the national language of Pakistan and is closely related to and mutually intelligible with Hindi, though a lot of Urdu vocabulary comes from Persian and Arabic, while Hindi contains more vocabulary from Sanskrit. Urdu has been written with a version of the Perso-Arabic script since the 12th century and is normally written in Nastaliq style. The word Urdu is Turkish for 'foreign' or 'horde'.