Bongor Arabic

Bongor Arabic is a Sudanese Arabic-based creole language that serves as a lingua franca in and around the town of Bongor, Chad. It is a direct descendant of Turku Arabic, a former lingua franca of Chad.

Main changes
These are some of the main distinctive features of Bongor Arabic:
 * long vowels are replaced by short stressed vowels.
 * /x/ tends to be replaced by /k/.
 * /f/ tends to be replaced by /p/.
 * /ʕ/ is lost.
 * no gender distinction.
 * no definite article (al-/il-).
 * no personal affixes on verbs.
 * the root system typical to Arabic and other Semitic languages is no longer productive.