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-khitmah al-jami ah
Al-’ajir al-khass
Al-dain al-mustaghriq
Al-bai‘ al-madmun
Al-mithqal
Al-safqah
Al-dhira al-Yusufiyah
Riba
Al-dara'ib
Al-‘amil