Root ک و ی k-w-y

(ض) كَوٰى يَكْوِيْ كَيًّاkawā yakwī kayyan (original form: كَوَيَ يَكْوِيُkawaya yakwiyu): to brand, to cauterize (with hot iron etc.). Only once in the Quran, and in the passive voice: ﴿فَتُكْوٰى بِهَا جِبَاهُهُمْ وَجُنُوْبُهُمْ وَظُهُوْرُهُمْ﴾ (At-Tawbah 9:35)