He plans to join The Pinheads and rob banks. He plans to move with Max and have a fresh start. He plans to leave with Max and his grandparents and start a new life.
Kenneth "Kenny" David Kane (also known as Killer Kane) is the main antagonist of the book. He is Max's selfish and sociopathic father. He was sent to prison for strangling his wife to death. After his release from prison on parole, Kenny kidnaps Maxwell on Christmas Eve and takes him to Loretta and Iggy's apartment.
No, it is false that traditional grammar is still completely based on the Latin model, since many of the ways in which grammar has shifted have noting to do with the original Latin forms.