THESAURUS
erebus
Aides, Aidoneus, Cerberus, Charon, Cora, Despoina, Dis, Dis pater, Egyptian darkness, Hades, Hel, Kore, Loki, Minos, Orcus, Osiris, Persephassa, Persephone, Pluto, Proserpina, Proserpine, Rhadamanthus, Satan, blackness, dark, darkness, darkness visible, dead of night, intense darkness, lightlessness, moonlessness, night, obscure, obscure darkness, obscurity, pitch-darkness, pitchy darkness, starlessness, sunlessness, swarthiness, tenebrosity, tenebrousness, the palpable obscure, total darkness, velvet darkness
ROGET THESAURUS
erebus
Hell
N
hell, bottomless pit, place of torment, habitation of fallen angels, Pandemonium, Abaddon, Domdaniel, jahannan, sheol, hell fire, everlasting fire, everlasting torment, eternal damnation, lake of fire and brimstone, fire that is never quenched, worm that never dies, purgatory, limbo, gehenna, abyss, Tartarus, Hades, Avernus, Styx, Stygian creek, pit of Acheron, Cocytus, infernal regions, inferno, shades below, realms of Pluto, Pluto, Rhadamanthus, Erebus, Tophet, hellish, infernal, stygian, dies irae dies illa, the hue of dungeons and the scowl of night.
Darkness
N
darkness, absence of light, blackness, obscurity, gloom, murk, dusk, Cimmerian darkness, Stygian darkness, Egyptian darkness, night, midnight, dead of night, witching hour of night, witching time of night, blind man's holiday, darkness visible, darkness that can be felt, palpable obscure, Erebus, the jaws of darkness, sablevested night, shade, shadow, umbra, penumbra, sciagraphy, obscuration, occultation, adumbration, obumbration, obtenebration, offuscation, caligation, extinction, eclipse, total eclipse, gathering of the clouds, shading, distribution of shade, chiaroscuro, noctivagation, black body, hohlraum, black hole, dark star, dark matter, cold dark matter, dark, darksome, darkling, obscure, tenebrious, sombrous, pitch dark, pitchy, pitch black, caliginous, black, sunless, lightless &c (sun) (light), somber, dusky, unilluminated &c (illuminate), nocturnal, dingy, lurid, gloomy, murky, murksome, shady, umbrageous, overcast, cloudy, darkened, dark as pitch, dark as a pit, dark as Erebus, benighted, noctivagant, noctivagous, in the dark, in the shade, brief as the lightning in the collied night, eldest Night and Chaos, ancestors of Nature, the blackness of the noonday night, the prayer of Ajax was for light.