enabler

باللغة العربية: مُمَكِّن، مُسَهِّل، مُشَجِّع عَلَى الإِدْمَان

1. One who or that which helps something to happen.
2. One who encourages a bad habit in another (typically drug addiction) by their behavior.
3. One who gives someone else the power to behave in a certain way.

الجمع enablers