| Solution | Length | |
|---|---|---|
| esp | 3 | |
| 4 letters | ||
| moot | 4 | |
| 6 letters | ||
| tricky | 6 | |
| 7 letters | ||
| dubious | 7 | |
| suspect | 7 | |
| 8 letters | ||
| ARGUABLE | 8 | |
| doubtful | 8 | |
| floating | 8 | |
| question | 8 | |
| 9 letters | ||
| refutable | 9 | |
| unsettled | 9 | |
| uncertain | 9 | |
| 10 letters | ||
| unresolved | 10 | |
| SUSPICIOUS | 10 | |
| DISPUTABLE | 10 | |
| 11 letters | ||
| INESTIMABLE | 11 | |
| SPECULATIVE | 11 | |
| theoretical | 11 | |
| problematic | 11 | |
| 12 letters | ||
| questionable | 12 | |
| 13 letters | ||
| controversial | 13 | |
| PROBLEMATICAL | 13 | |
| suppositional | 13 | |