money disorder
maladaptive patterns of financial beliefs and behaviors
problem gambling
repetitive gambling despite demonstrable harm and adverse consequences
spendthrift
someone who spends money prodigiously and who is extravagant and recklessly wasteful, often to a point where the spending climbs well beyond her or his means
oniomania
obsession with shopping and buying behavior that causes adverse consequences
avarice
an inordinate or insatiable longing, especially for wealth, status, and power