n.
1.
Gehenna, limbo, abyss, Tartarus, Hades, Avernus, Erebus, place of torment, bottomless pit, everlasting fire, infernal regions, shades below, realms of Pluto, the lower world, abode of the damned.
2.
Infernal spirits, hosts of ~, hosts of evil, assembly of demons.
3.
Misery, moral agony, unassuaged remorse inward-torment, stings of conscience, spiritual agony, sense of curse.