| Solution | Length | |
|---|---|---|
| 4 letters | ||
| thin | 4 | |
| tall | 4 | |
| rare | 4 | |
| 5 letters | ||
| awful | 5 | |
| thick | 5 | |
| 6 letters | ||
| untold | 6 | |
| unique | 6 | |
| 7 letters | ||
| unusual | 7 | |
| ungodly | 7 | |
| suspect | 7 | |
| 8 letters | ||
| UNWONTED | 8 | |
| unlikely | 8 | |
| singular | 8 | |
| uncommon | 8 | |
| question | 8 | |
| 9 letters | ||
| unearthly | 9 | |
| 10 letters | ||
| prohibited | 10 | |
| unheard-of | 10 | |
| unordinary | 10 | |
| SUSPICIOUS | 10 | |
| impossible | 10 | |
| ridiculous | 10 | |
| 11 letters | ||
| uncustomary | 11 | |
| problematic | 11 | |
| 12 letters | ||
| unimaginable | 12 | |
| unbelievable | 12 | |
| unconvincing | 12 | |
| questionable | 12 | |
| preposterous | 12 | |
| 13 letters | ||
| PROBLEMATICAL | 13 | |
| inconceivable | 13 | |
| 18 letters | ||
| self-contradictory | 18 | |