| Solution | Length | |
|---|---|---|
| 3 letters | ||
| set | 3 | |
| 4 letters | ||
| wary | 4 | |
| ripe | 4 | |
| 5 letters | ||
| ready | 5 | |
| awake | 5 | |
| alert | 5 | |
| aware | 5 | |
| 6 letters | ||
| prompt | 6 | |
| primed | 6 | |
| active | 6 | |
| 7 letters | ||
| prudent | 7 | |
| onalert | 7 | |
| onguard | 7 | |
| 8 letters | ||
| cautious | 8 | |
| tutelary | 8 | |
| prepared | 8 | |
| ON GUARD | 8 | |
| provided | 8 | |
| WATCHFUL | 8 | |
| 9 letters | ||
| shielding | 9 | |
| provident | 9 | |
| sleepless | 9 | |
| 10 letters | ||
| unskillful | 10 | |
| SHELTERING | 10 | |
| psyched up | 10 | |
| up in arms | 10 | |
| SHARP EYED | 10 | |
| wide awake | 10 | |
| protective | 10 | |
| preventive | 10 | |
| 11 letters | ||
| PREARRANGED | 11 | |
| ononesguard | 11 | |
| 12 letters | ||
| PROPHYLACTIC | 12 | |