| jet-black(adjective, feature, characteristic, appearance, shade) |
| moonless(adjective, characteristic, color, feature, shade) |
| reticent(adjective, close, obscure, speech, unknown) |
| shaded(adjective, dull, cool, gloomy, lack) |
| abominable(adjective, description, feature, characteristic, attribute) |
| awful(adjective, description, attribute, feature, characteristic) |
| clandestine(adjective, feature, characteristic, obscure, description) |
| covert(adjective, feature, characteristic, obscure, description) |
| cynical(adjective, feature, character, description, behaviour) |
| downhearted(adjective, bad, low, sad, unhappy) |
| dreadful(adjective, description, attribute, feature, characteristic) |
| dullness(noun, time, state, shade, situation) |
| dun(adjective, soft, obscure, flat, gloomy) |
| esoteric(adjective, feature, characteristic, obscure, description) |
| eventide(noun, adjective, close, black, darkness) |
| fatalistic(adjective, feature, character, description, behaviour) |
| flagitious(adjective, feature, description, characteristics, characteristic) |
| frightful(adjective, description, attribute, feature, characteristic) |
| ghastly(adjective, description, attribute, feature, characteristic) |
| gloaming(noun, time, state, shade, situation) |