Lit: Order of payment. Tech: The term was in vogue during the Muslim period. The sakk was a payment order on a banker with whom a person had an account.
Al-musha
Bayt al-mal
Crypto
Two-tier ’istisna‘
Profit-Sharing Certificates
Maysir
Al-‘ushr
Al-diwan
Al-‘asabah
Amanah