a person who alters the form of words to create new words. Changing 'how do you do (an expression used to greet somebody)' to 'howdy (used as a noun to mean a greeting)' is an alterological act.
All alterologists are neologists but not all neologists are alterologists.
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".