| Solution | Length | |
|---|---|---|
| 3 letters | ||
| wan | 3 | |
| cle | 3 | |
| let | 3 | |
| ula | 3 | |
| sum | 3 | |
| 4 letters | ||
| etta | 4 | |
| ette | 4 | |
| fade | 4 | |
| ling | 4 | |
| dark | 4 | |
| hazy | 4 | |
| weak | 4 | |
| slow | 4 | |
| pale | 4 | |
| dull | 4 | |
| wane | 4 | |
| soft | 4 | |
| 5 letters | ||
| murky | 5 | |
| shady | 5 | |
| black | 5 | |
| dusky | 5 | |
| faint | 5 | |
| white | 5 | |
| unlit | 5 | |
| waxen | 5 | |
| tepid | 5 | |
| lower | 5 | |
| vague | 5 | |
| blear | 5 | |
| misty | 5 | |
| foggy | 5 | |
| 6 letters | ||
| gloomy | 6 | |
| darken | 6 | |
| cloudy | 6 | |
| secret | 6 | |
| unless | 6 | |
| veiled | 6 | |
| mystic | 6 | |
| sickly | 6 | |
| wooden | 6 | |
| soften | 6 | |
| somber | 6 | |
| sallow | 6 | |
| sombre | 6 | |
| pallid | 6 | |
| hidden | 6 | |
| obtuse | 6 | |
| whiten | 6 | |
| stupid | 6 | |
| steamy | 6 | |
| stodgy | 6 | |
| 7 letters | ||
| obscure | 7 | |
| tarnish | 7 | |
| unclear | 7 | |
| subdued | 7 | |
| 8 letters | ||
| twilight | 8 | |
| reserved | 8 | |
| wash out | 8 | |
| toneless | 8 | |
| PURBLIND | 8 | |
| sluggish | 8 | |
| 9 letters | ||
| tenebrous | 9 | |
| shapeless | 9 | |
| uncertain | 9 | |
| uncolored | 9 | |
| UNDEFINED | 9 | |
| 10 letters | ||
| unrevealed | 10 | |
| MYSTERIOUS | 10 | |
| subaudible | 10 | |
| washed out | 10 | |
| tone down | 10 | |
| 11 letters | ||
| UNEXPLAINED | 11 | |
| slow-witted | 11 | |
| THICKHEADED | 11 | |
| 12 letters | ||
| TRANSCENDENT | 12 | |
| UNDETERMINED | 12 | |
| inexplicable | 12 | |
| thick-witted | 12 | |
| 13 letters | ||
| unintelligent | 13 | |
| unaccountable | 13 | |
| unilluminated | 13 | |
| 14 letters | ||
| unrecognizable | 14 | |
| 16 letters | ||
| INCOMPREHENSIBLE | 16 | |
| 20 letters | ||
| inapedestrianspocket | 20 | |