| Solution | Length | |
|---|---|---|
| 4 letters | ||
| flak | 4 | |
| wear | 4 | |
| ruin | 4 | |
| worn | 4 | |
| 5 letters | ||
| stale | 5 | |
| rusty | 5 | |
| 6 letters | ||
| rotten | 6 | |
| ruined | 6 | |
| waning | 6 | |
| 7 letters | ||
| unsound | 7 | |
| penalty | 7 | |
| estonia | 7 | |
| flaking | 7 | |
| wasting | 7 | |
| sliding | 7 | |
| sinking | 7 | |
| ruinous | 7 | |
| 8 letters | ||
| dry rot | 8 | |
| peptides | 8 | |
| unstable | 8 | |
| smashing | 8 | |
| slipping | 8 | |
| timeworn | 8 | |
| UNSTURDY | 8 | |
| 9 letters | ||
| tantalise | 9 | |
| WORSENING | 9 | |
| withering | 9 | |
| subsiding | 9 | |
| MOLDERING | 9 | |
| 10 letters | ||
| REGRESSIVE | 10 | |
| hypotenuse | 10 | |
| ramshackle | 10 | |
| resolution | 10 | |
| retrograde | 10 | |
| tumbledown | 10 | |
| 11 letters | ||
| telephonist | 11 | |
| 13 letters | ||
| wear and tear | 13 | |
| RETROGRESSIVE | 13 | |
| unsubstantial | 13 | |
| 15 letters | ||
| ravages-of-time | 15 | |