Synonyms and related words :
awkward, beamless, black, black as night, blankminded, caliginous, callow, dark, dark as night, dark as pitch, darkling, darksome, dim, dumb, dusk, dusky, ebon, ebony, eclipsed, empty, empty-headed, gauche, gloomy, green, groping, ignorant, inane, inexperienced, innocent, know-nothing, murky, naive, nescient, 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, raw, rayless, simple, starless, strange to, sunless, tenebrious, tenebrose, tenebrous, tentative, unacquainted, unapprized, uncomprehending, unconversant, unenlightened, unfamiliar, uninformed, uninitiated, unintelligent, unknowing, unlighted, unlit, unposted, unripe, unsure, unversed, vacuous