In a contract of mudarabah, the person who acts as a working person. Also, in the law of zakah, a collector of zakah.
Sukuk
GICs (Government Investment Certificates)
Rishwah
Sarf
Al-farsakh
Participatory Istisna
Waqf al-nami
Al-hajjaji
Parallel Salam
Al-mudarabah al-muqayyadah