| atramentous(adjective, dull, obscure, dark, gloomy) |
| clouded(adjective, dull, obscure, dark, gloomy) |
| drab(adjective, dull, soft, obscure, flat) |
| dusk(noun, adjective, dull, dark, gloomy) |
| misty(adjective, dull, dark, gloomy) |
| pitch-dark(adjective, dull, obscure, dark, gloomy) |
| stygian(adjective, dull, obscure, dark, gloomy) |
| unlit(adjective, dull, soft, obscure, flat) |
| aphotic(adjective, dull, dark, gloomy) |
| caliginous(adjective, dull, dark, gloomy) |
| crepuscular(adjective, dull, dark, gloomy) |
| dun(adjective, dull, soft, obscure, flat) |
| faint(adjective, dull, dark, gloomy) |
| foggy(adjective, dull, dark, gloomy) |
| ill-lighted(adjective, dull, dark, gloomy) |
| indistinct(adjective, dull, soft, obscure, flat) |
| lurid(adjective, dull, dark, gloomy) |
| nebulous(adjective, dull, dark, gloomy) |
| overcast(adjective, dull, soft, obscure, flat) |
| rayless(adjective, dull, dark, gloomy) |