Synonyms for Spent (same or very similar meaning)
WordNet sense 1 (drained of energy or effectiveness; extremely tired; completely exhausted):
dog-tired, washed-out, worn-out, fagged, fatigued, played outWordNet sense 2 (having all been spent):
gone, expendedWordNet sense 3 (completely emptied of resources or properties):
exhaustedFrom the ODE community, based on WordNetadd/edit