A wagering contract or a risky contract. It applies to all those contracts which may bring a reward without any human effort or to contracts that involve non-business risks.
Al-thamaniyah
Al-muhtakir
Al-khumus
Al-mubadharah
Al-makilat
’ard al-mamlakah
Al-bai al-suri
Al-daliyah
Acquired equity
Al-‘afaf