وَبِكُفْرِهِمْ وَقَوْلِهِمْ عَلَىٰ مَرْيَمَ بُهْتَٰنًا عَظِيمًا
And for their covering (the truth) and their saying against Mary a tremendous fabrication,
Roots in this verse: ك ف ر (kfr), ق و ل (qwl), ب ه ت (bht), ع ظ م (EZm)