Root ف و ه(f w h) has 4 unique word forms and appears 13 times in the Quran.

Word Translation Occurrences
بِأَفۡوَٰهِهِمۡ with their mouths, with their mouths 8
أَفۡوَٰهِهِمۡ their mouths, their mouths 6
بِأَفۡوَاهِكُم with your mouths, with your mouths 2
بِأَفۡوَٰهِكُمۡۖ by your mouths, by your mouths 2
بِأَفۡوَٰهِهِم with their mouths, with their mouths 2
بِأَفۡوَٰهِهِمۡۖ with their mouths, with their mouths 2
فَاهُ his mouth, his mouth 2
أَفۡوَٰهِهِمۡۚ their mouths, their mouths 2