Stem نَسِي has 4 unique word forms and appears 7 times in the Quran.

Word Translation Occurrences
نَسِيتُ [I] forgot, I forgot, <span class='punc'>[</span><span class='v'>I</span><span class='punc'>]</span> <span class='v'>forgot</span>, <span class='v'>I</span> <span class='v'>forgot</span> 4
نَسِيتُمۡ <span class='v'>you</span> <span class='v'>forgot</span>, you forgot 4
فَنَسِيتَهَاۖ but you forgot them, <span class='v'>but</span> <span class='v'>you</span> <span class='v'>forgot</span> <span class='v'>them</span> 2
نَسِيتَ <span class='v'>you</span> <span class='v'>forget</span>, you forget 2
نَسِينَٰكُمۡۖ have forgotten you, <span class='v'>have</span> <span class='v'>forgotten</span> <span class='v'>you</span> 2