| sooty(adjective, dull, dark, gloomy) |
| spectral(adjective, dull, light, soft, poor) |
| stygian(adjective, dull, dark, gloomy) |
| unlighted(adjective, dull, dark, gloomy) |
| unlit(adjective, dull, dark, gloomy) |
| vague(adjective, dull, dark, gloomy) |
| washed-out(adjective, dull, light, soft, poor) |
| weak(adjective, dull, light, soft, poor) |
| bleached(adjective, dull, light, soft, flat) |
| cimmerian(adjective, dull, dark, gloomy) |
| feeble(adjective, dull, light, soft, poor) |
| inadequate(adjective, dull, light, soft, poor) |
| ineffective(adjective, dull, light, soft, poor) |
| ineffectual(adjective, dull, light, soft, poor) |
| insubstantial(adjective, dull, light, soft, poor) |
| obfuscous(adjective, dull, dark, gloomy) |
| unsubstantial(adjective, dull, light, soft, poor) |
| waxlike(adjective, dull, light, soft, poor) |
| whitish(adjective, dull, light, soft, poor) |
| poor(adjective, dull, light, soft, thin) |