Synonyms for Nirvana (same or very similar meaning)
WordNet sense 1 ((Hinduism and Buddhism) the beatitude that transcends the cycle of reincarnation; characterized by the extinction of desire and suffering and individual consciousness):
enlightenmentWordNet sense 2 (any place of complete bliss and delight and peace):
heaven, paradise, Eden, Shangri-la, Promised LandFrom the ODE community, based on WordNetadd/edit