If you marry someone that really is your equal, neither of you has one, but that doesn't seem to sit well with most females. Better isn't equal.
Married males are told all the time they have a better half. Not everybody agrees with that viewpoint, but if they want to go along with it just to be with someone, that's their business.
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".