Synonyms and related words :
ambiguous, amphibological, beamless, black, black as night, caliginous, dark, dark as night, dark as pitch, darkling, darksome, dim, dusk, dusky, ebon, ebony, eclipsed, equivocal, gloomy, murky, night-black, night-clad, night-cloaked, night-dark, night-enshrouded, night-filled, night-mantled, night-veiled, obfuscated, obscure, obscured, occulted, pitch-black, pitch-dark, pitchy, rayless, sibylline, starless, sunless, tenebrious, tenebrose, uncertain, unclear, unilluminated, unintelligible, unlighted, unlit, vague|