Impermissible, unlawful, opp. halal.
Shirkah al-taqbil
Ijarah wa-iqtina
Hisbah
Iqta al-istighlal
Waqf
Haqq al-irtifaq
Specific Mudarabah
Shahnah
Riba al-sunnah
Mudd shari‘