A blood wit or a debt, an obligation or a responsibility (that must be paid, discharged or performed), taken upon oneself by a person for others.
Al-dara'ib
Arbun
Qafiz al-tahhan
AAIB (African Arabian Islamic Bank)
Al-makkuk
Al-’ajir al-khass
Al-‘ushr
Khiyar al-shart
Riba al-yad
Al-ajir al-mushtarak