| hueless(adjective, colorless) |
| insipid(adjective, dull, weak, dry, boring) |
| livid(weak, feeble) |
| neutral(adjective, colorless) |
| sombre(adjective, dull, lifeless) |
| uninspired(adjective, dull, excite, boring, pale) |
| zero(adjective, dull, simple, flat, clean) |
| anemic(weak, feeble, pale, white, colorless) |
| ashen(weak, feeble, pale, white, distressed) |
| bleached(adjective, distressed, worn, colorless, stonewashed) |
| bloodless(weak, feeble, pale, white, colorless) |
| cheerless(adjective, blue, sad, depression, woe) |
| cloudy(adjective, dull, dark, gloomy, faint) |
| darkish(adjective, dull, dark, gloomy, faint) |
| desolate(adjective, blue, sad, depression, woe) |
| discolored(distressed, worn, stonewashed) |
| dusk(adjective, dull, dark, gloomy, faint) |
| earthbound(adjective, dull, excite) |
| etiolated(weak, feeble, distressed, worn, stonewashed) |
| featureless(adjective, dull, ordinary, lifeless) |