وَمِنْ غَيْرِهِ كَاسْمِ الْفَاعِلِ بِفَتْحِ مَا قَبْلَ الْآخِرِ.
For non-triliterals, form it on the derived-participle template, but with fatḥa before the final letter. Start from the passive imperfect.
Opening interactive controls...
Derived Verbs: The Core Rule
Ism al-Mafʿūl: Formation, Weak Roots and Government
وَمِنْ غَيْرِهِ كَاسْمِ الْفَاعِلِ بِفَتْحِ مَا قَبْلَ الْآخِرِ.
For non-triliterals, form it on the derived-participle template, but with fatḥa before the final letter. Start from the passive imperfect.