Elysian Fields is a term used to describe a paradise in Greek mythology, where the righteous and heroic souls were believed to spend the afterlife. As such, antonyms for Elysian Fields would be terms that describe the opposite of paradise or hell. Some possible antonyms for Elysian Fields include "inferno," "purgatory," "Gehenna," "abyss," "Hades," or simply "hell." These words describe places of suffering, torment, and punishment, which are antithetical to the idea of the peaceful, idyllic afterlife promised by Elysian Fields. Thus, while Elysian Fields represent a place of happiness and tranquility, its antonyms depict the exact opposite, characterized by misery, agony, and hopelessness.