| Solution | Length | |
|---|---|---|
| 3 letters | ||
| com | 3 | |
| 4 letters | ||
| vast | 4 | |
| 6 letters | ||
| plural | 6 | |
| stable | 6 | |
| steady | 6 | |
| smooth | 6 | |
| 7 letters | ||
| eternal | 7 | |
| notonce | 7 | |
| ageless | 7 | |
| uniform | 7 | |
| running | 7 | |
| endless | 7 | |
| undying | 7 | |
| serried | 7 | |
| nonstop | 7 | |
| 8 letters | ||
| ghosting | 8 | |
| unending | 8 | |
| unbroken | 8 | |
| straight | 8 | |
| infinite | 8 | |
| timeless | 8 | |
| seamless | 8 | |
| 9 letters | ||
| unceasing | 9 | |
| easyterms | 9 | |
| unstopped | 9 | |
| unlimited | 9 | |
| ceaseless | 9 | |
| perpetual | 9 | |
| incessant | 9 | |
| recurrent | 9 | |
| eternally | 9 | |
| continual | 9 | |
| 10 letters | ||
| unrelieved | 10 | |
| repetitive | 10 | |
| PROTRACTED | 10 | |
| 11 letters | ||
| UNREMITTING | 11 | |
| 12 letters | ||
| interminable | 12 | |
| 13 letters | ||
| UNINTERRUPTED | 13 | |
| 14 letters | ||
| unintermittent | 14 | |
| 16 letters | ||
| undifferentiated | 16 | |