You mean, will the law punish her for what she said to you? No, it won't.
I'm not unsympathetic to what you're going through, believe me. You have my sincere sympathies on the loss of your father, and I fully understand how badly she hurt you. But the law cannot force people to be nice to each other or to have a relationship with others against their will. Not in this case, at least. It is simply not a legal matter.
Two things I am tired of typing: 1.) A wrongful termination does not mean that you were fired for something you didn't do; it means that you were fired for a reason prohibited by law. 2.) The above answer, whatever it is, assumes that no legally binding contract or CBA expressly says otherwise. If it does, the terms of the contract apply.