Synonyms for Penurious (same or very similar meaning)
WordNet sense 1 (not having enough money to pay for necessities):
impecunious, penniless, pinched, hard up, in straitened circumstancesWordNet sense 2 (excessively unwilling to spend):
parsimoniousWordNet sense 3 (unwilling to spend):
stingy, ungenerous, stingyFrom the ODE community, based on WordNetadd/edit