Synonyms for Spoiled (same or very similar meaning)
WordNet sense 1 (having the character or disposition harmed by pampering or oversolicitous attention):
spoiltWordNet sense 2 (having an irritable and unpleasant disposition):
ill-naturedWordNet sense 3 ((of foodstuffs) not in an edible or usable condition):
badFrom the ODE community, based on WordNetadd/edit