| indecisive(adjective, clear, obscure, certain, uncertain) |
| inky(adjective, dull, obscure, dark, gloomy) |
| milky(adjective, white, cloudy) |
| misted(noun, verb, overspread, darkened) |
| mottled |
| muddled(verb, adjective, confused) |
| muddy(adjective, obscure, dense, cloudy, indefinite) |
| pitch-dark(adjective, dull, obscure, dark, gloomy) |
| pitchy(adjective, dull, dark, gloomy, dim) |
| questionable(adjective, clear, certain, uncertain, doubtful) |
| sad(unhappy, dark, miserable, dim, depressing) |
| secluded(obscure, dark, unknown, hidden, concealed) |
| smoggy(dull, obscure, dim, cloudy, hazy) |
| sooty(adjective, dull, obscure, dark, gloomy) |
| stygian(adjective, dull, obscure, dark, gloomy) |
| turbid |
| undercover(secret, unknown, hidden, underground, concealed) |
| underground(obscure, secret, unknown, hidden, concealed) |
| unsure(adjective, clear, obscure, certain, uncertain) |
| wrapped in clouds(expression, idiom, concealment) |