| Solution | Length | |
|---|---|---|
| 4 letters | ||
| gogo | 4 | |
| spry | 4 | |
| racy | 4 | |
| 5 letters | ||
| zesty | 5 | |
| zippy | 5 | |
| brisk | 5 | |
| stiff | 5 | |
| alive | 5 | |
| agile | 5 | |
| peppy | 5 | |
| ZAPPY | 5 | |
| valid | 5 | |
| smart | 5 | |
| pithy | 5 | |
| quick | 5 | |
| zingy | 5 | |
| vivid | 5 | |
| vital | 5 | |
| 6 letters | ||
| lively | 6 | |
| active | 6 | |
| virile | 6 | |
| ruling | 6 | |
| robust | 6 | |
| strong | 6 | |
| snappy | 6 | |
| urgent | 6 | |
| 7 letters | ||
| dynamic | 7 | |
| zestful | 7 | |
| zealous | 7 | |
| vibrant | 7 | |
| ROUSING | 7 | |
| telling | 7 | |
| violent | 7 | |
| earnest | 7 | |
| 8 letters | ||
| SEDULOUS | 8 | |
| vehement | 8 | |
| puissant | 8 | |
| spanking | 8 | |
| powerful | 8 | |
| vigorous | 8 | |
| smacking | 8 | |
| tireless | 8 | |
| striking | 8 | |
| spirited | 8 | |
| 9 letters | ||
| unsparing | 9 | |
| sprightly | 9 | |
| UNWEARIED | 9 | |
| trenchant | 9 | |
| prepotent | 9 | |
| strenuous | 9 | |
| sleepless | 9 | |
| vivacious | 9 | |
| 10 letters | ||
| UNFLAGGING | 10 | |
| relentless | 10 | |
| determined | 10 | |
| 11 letters | ||
| red-blooded | 11 | |
| FULLOFBEANS | 11 | |
| take-charge | 11 | |
| UNREMITTING | 11 | |
| quicksilver | 11 | |
| industrious | 11 | |
| 12 letters | ||
| FULLOFSPIRIT | 12 | |