| Solution | Length | |
|---|---|---|
| 4 letters | ||
| sure | 4 | |
| sane | 4 | |
| real | 4 | |
| 5 letters | ||
| valid | 5 | |
| solid | 5 | |
| think | 5 | |
| 6 letters | ||
| swayer | 6 | |
| cogent | 6 | |
| strong | 6 | |
| 7 letters | ||
| SUASIVE | 7 | |
| weighty | 7 | |
| telling | 7 | |
| 8 letters | ||
| reliable | 8 | |
| credible | 8 | |
| 9 letters | ||
| cotangent | 9 | |
| plausible | 9 | |
| 10 letters | ||
| suggestive | 10 | |
| BELIEVABLE | 10 | |
| PERSUASIVE | 10 | |
| satisfying | 10 | |
| PERSUADING | 10 | |
| 11 letters | ||
| significant | 11 | |
| presumptive | 11 | |
| trustworthy | 11 | |
| symptomatic | 11 | |
| 12 letters | ||
| satisfactory | 12 | |