Naqabil Faramosh : ناقابِلِ فَراموش
1. Unforgettable : ناقابل فراموش : (adjective) impossible to forget.
Namumkin : Impossible : something that cannot be done. "This is impossible"
Bhoolna : Forget : be unable to remember. "Lest you should forget her"
Bhoolna, Bhulana : Forget : dismiss from the mind; stop remembering. "You may have forgotten me"
Samajh Se Bahar, Ghair Mutawaqa, Naqabil Tasawwur : Impossible : totally unlikely.