B1noun
فَسَادٌ
fasād
corruption / mischief / decay
Example
ظَهَرَ الْفَسَادُ فِي الْبَرِّ وَالْبَحْرِ بِمَا كَسَبَتْ أَيْدِي النَّاسِ
ẓahara al-fasādu fī al-barri wal-baḥri bimā kasabat aydī an-nās
Corruption has appeared throughout the land and sea because of what people's hands have earned (30:41)
Grammar
Masculine noun (maṣdar). Verb: أَفْسَدَ (to corrupt). Active participle: مُفْسِدٌ (corruptor). Opposite: إِصْلَاحٌ (reform).
Culture
This verse is cited in Islamic environmental ethics — human actions cause environmental degradation, connecting moral and ecological corruption.