That’s the title of the seventh book. You could go to the official JK Rowlings site and follow a bunch of crap down the primrose path to play hangman to guess the name, but I just told you so you don’t have to care.
However, if you don’t like the new title there are several suggestions here:
So far ths one is my favorite:
Big ups to cortex on that one. I just lost interest after the 5th book. I dunno why, maybe it cause I stopped reading books…