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.
Bai‘ al-mulamasah
Rent Sharing
Good Management Fee
Riba al-nasi'ah
Al-‘ushr
Ajr
Aqd
Al-‘aqd
Al-ghanimah
Bai‘ al-salam