س ل خs-l-kh
(ف) سَلَخَ يَسْلَخُ سَلْخًاsalakha yaslakhu salkhan: to strip the skin off something; to draw something out of something else. ﴿وَاٰيَةٌ لَّهُمُ الَّيْلُ نَسْلَخُ مِنْهُ النَّهَارَ﴾ (Yā Sīn 36:37)
Form VII (infiʿāl) اِنْسَلَخَ يَنْسَلِخُ اِنْسِلَاخًاinsalakha yansalikhu insilākhan: to slip out of something, to withdraw from it; (of a period of time) to pass, to elapse. ﴿فَانْسَلَخَ مِنْهَا﴾ (Al-Aʿrāf 7:175); ﴿فَاِذَا انْسَلَخَ الْاَشْهُرُ الْحُرُمُ﴾ (At-Tawbah 9:5)