Root ن س خ(n s x) has 4 unique word forms and appears 4 times in the Quran.

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Word Translation Occurrences
فَيَنسَخُ But Allah abolishes 2
نَسۡتَنسِخُ transcribe 2
نُسۡخَتِهَا their inscription 2
نَنسَخۡ We abrogate 2