Denying something so much to others or yourself, that you act in the opposite way to what you really want, so much so that you start to actually change how you felt about it originally.
Donald Trump was in passionate love with Kim Jong Un, but he was in hyperdenial, so became President purely to nukeNorth Korea.
Someone who is addicted to obtaining money and building wealth. A money addict and fanatic. Breadheads often work more than one full-time job, and some even participate in illicit activities to "obtain the bread".