| vague(adjective, dull, clear, weak, soft) |
| indefinite(adjective, dull, clear, obscure, rough) |
| unclear(adjective, dull, close, quiet, clear) |
| hazy(adjective, dull, clear, weak, soft) |
| dim(adjective, dull, quiet, clear, cool) |
| obscure(adjective, dull, quiet, clear, weak) |
| fuzzy(adjective, dull, clear, obscure, flat) |
| blurred(adjective, dull, weak, soft, gentle) |
| faint(adjective, dull, close, quiet, clear) |
| dark(adjective, dull, cool, soft, obscure) |
| foggy(adjective, dull, clear, obscure, rough) |
| blurry(adjective, dull, obscure, dim, cloudy) |
| shadowy(adjective, dull, clear, cool, weak) |
| cloudy(adjective, dull, clear, cool, soft) |
| ill-defined(adjective, dull, weak, soft, gentle) |
| misty(adjective, dull, clear, obscure, dark) |
| indeterminate(adjective, obscure, rough, uncertainty, uncertain) |
| confused(adjective, dull, obscure, flat, dark) |
| nebulous(adjective, dull, obscure, rough, dark) |
| murky(adjective, dull, soft, obscure, flat) |