| dark(adjective, obscure, dull, gloomy, feature) |
| obscure(adjective, dull, hard, soft, obscure) |
| hazy(adjective, dull, light, soft, obscure) |
| cloudy(adjective, dull, light, soft, obscure) |
| unclear(adjective, dull, hard, obscure, flat) |
| murky(adjective, dull, soft, obscure, flat) |
| vague(adjective, dull, hard, obscure, difficult) |
| impenetrable(adjective, set, solid, heavy, deep) |
| half-assed |
| unintelligible(adjective, hard, obscure, uncertain, unclear) |
| dim(adjective, dull, light, simple, soft) |
| dull(adjective, obscure, flat, slow, dark) |
| foggy(adjective, dull, obscure, dark, gloomy) |
| nebulous(adjective, dull, obscure, dark, gloomy) |
| misty(adjective, dull, light, obscure, dark) |
| thick(adjective, dull, close, strong, obscure) |
| turbid(adjective, dull, set, obscure, flat) |
| blurred(adjective, dull, light, obscure, flat) |
| cryptic(adjective, hard, obscure, uncertain, secret) |
| incomprehensible(adjective, hard, understandable) |