| Solution | Length | |
|---|---|---|
| 4 letters | ||
| tune | 4 | |
| twod | 4 | |
| subs | 4 | |
| deep | 4 | |
| well | 4 | |
| tone | 4 | |
| gulf | 4 | |
| 5 letters | ||
| uboat | 5 | |
| scale | 5 | |
| scope | 5 | |
| width | 5 | |
| range | 5 | |
| reach | 5 | |
| 6 letters | ||
| uboats | 6 | |
| sounds | 6 | |
| volume | 6 | |
| spread | 6 | |
| radius | 6 | |
| wisdom | 6 | |
| 7 letters | ||
| shallow | 7 | |
| LOWNESS | 7 | |
| 8 letters | ||
| register | 8 | |
| tonality | 8 | |
| 9 letters | ||
| thickness | 9 | |
| submarine | 9 | |
| 10 letters | ||
| profundity | 10 | |
| proportion | 10 | |
| 11 letters | ||
| superficial | 11 | |