| unlit(adjective, dull, soft, obscure, flat) |
| bleary(adjective, dull, obscure, dark, gloomy) |
| depressing(adjective, dull, obscure, dark, gloomy) |
| pitch-black(adjective, dull, dark, gloomy) |
| pitch-dark(adjective, dull, obscure, dark, gloomy) |
| Stygian(adjective, dull, obscure, dark, gloomy) |
| desolate(dull, dark, gloomy, miserable) |
| smoggy(adjective, dull, clear, obscure) |
| comfortless(adjective, dark, mood, weather) |
| crepuscular(adjective, dull, obscure, dark, gloomy) |
| ill-defined(adjective, dull, weak, obscure, dark) |
| lurid(adjective, dull, dark, sorrow, gloomy) |
| pitchy(adjective, dull, dark, gloomy) |
| thick(adjective, dull, obscure, solid) |
| atramentous(adjective, dull, obscure, dark, gloomy) |
| cold(adjective, dull, soft, obscure, flat) |
| indefinite(adjective, dull, obscure, gloomy, uncertain) |
| joyless(dull, dark, gloomy, miserable) |
| rayless(adjective, dull, dark, gloomy) |
| soupy(dull, obscure, cloudy, hazy) |