Root ل و ح(l w H) has 4 unique word forms and appears 6 times in the Quran.

Word Translation Occurrences
أَلۡوَٰحٖ (ark) made of planks 2
ٱلۡأَلۡوَاحَ the tablets 2
ٱلۡأَلۡوَاحَۖ the tablets 2
ٱلۡأَلۡوَاحِ the tablets 2
لَوَّاحَةٞ Scorching 2
لَوۡحٖ a Tablet 2