| dusk(adjective, dull, dark, gloomy, dim) |
| grimy(adjective, dull, soft, obscure, flat) |
| ill-lighted(adjective, dull, dark, gloomy, dim) |
| indistinct(adjective, dull, soft, obscure, flat) |
| opaque(adjective, dull, soft, obscure, flat) |
| sooty(adjective, dull, soft, obscure, flat) |
| subfusc(adjective, soft, obscure, flat, dark) |
| aphotic(adjective, dull, dark, gloomy, dim) |
| atramentous(adjective, dull, dark, gloomy, dim) |
| blackish(adjective, dull, dark, gloomy, dim) |
| depressing(adjective, dark, dim) |
| ebon |
| funereal(adjective, dull, dark, dim, black) |
| hazy(adjective, soft, obscure, flat, dark) |
| joyless(adjective, dark, dim, depressing) |
| lurid(adjective, dull, dark, gloomy, dim) |
| misty(adjective, dull, dark, gloomy, dim) |
| shaded(adjective, dull, dark, gloomy, dim) |
| sombre |
| subfuscous |