Synonyms for Spender (same or very similar meaning)
WordNet sense 1 (English poet and critic (1909-1995)):
Sir Stephen Harold Spender, Stephen SpenderWordNet sense 2 (someone who spends money prodigally):
spendthrift, scattergood, spend-allWordNet sense 3 (someone who spends money to purchase goods or services):
disburser, expenderFrom the ODE community, based on WordNetadd/edit