| dark(adjective, dull, bad, soft, obscure) |
| cloudy(adjective, dull, soft, obscure, flat) |
| dismal(adjective, bad, sad, sorrow, depression) |
| murky(adjective, dull, soft, obscure, flat) |
| gloomy(adjective, dull, bad, obscure, sad) |
| dreary(adjective, dull, bad, sad, dark) |
| sunless(adjective, dull, dark, sorrow, gloomy) |
| dull(verb, adjective, clear, obscure, dark) |
| clouded(adjective, dull, obscure, dark, gloomy) |
| obscure(verb, adjective, dull, cover, clear) |
| somber(adjective, dull, soft, obscure, flat) |
| dim(verb, adjective, dull, cover, clear) |
| dusky(adjective, dull, soft, obscure, flat) |
| grey(adjective, dull, cover, obscure, hide) |
| heavy(adjective, bad, sad, sorrow, depression) |
| nebulous(adjective, dull, obscure, dark, gloomy) |
| cloud(noun, verb, cover, clear, obscure) |
| gray(noun, adjective, dull, cover, obscure) |
| lowering(adjective, sorrow, depress, sadness, emotion) |
| shadowy(adjective, dull, soft, obscure, flat) |