| Solution | Length | |
|---|---|---|
| 3 letters | ||
| sat | 3 | |
| 4 letters | ||
| hark | 4 | |
| rapt | 4 | |
| calm | 4 | |
| 5 letters | ||
| ready | 5 | |
| sharp | 5 | |
| satup | 5 | |
| smart | 5 | |
| awake | 5 | |
| alert | 5 | |
| rigid | 5 | |
| quick | 5 | |
| slack | 5 | |
| sweet | 5 | |
| 6 letters | ||
| listen | 6 | |
| prompt | 6 | |
| urbane | 6 | |
| strict | 6 | |
| subtle | 6 | |
| tender | 6 | |
| 7 letters | ||
| mindful | 7 | |
| engaged | 7 | |
| prickup | 7 | |
| payheed | 7 | |
| prudent | 7 | |
| refined | 7 | |
| tactful | 7 | |
| wakeful | 7 | |
| careful | 7 | |
| heedful | 7 | |
| precise | 7 | |
| allears | 7 | |
| 8 letters | ||
| cautious | 8 | |
| vigilant | 8 | |
| tolerant | 8 | |
| punctual | 8 | |
| studious | 8 | |
| rigorous | 8 | |
| WATCHFUL | 8 | |
| literary | 8 | |
| 9 letters | ||
| religious | 9 | |
| observant | 9 | |
| ontheball | 9 | |
| exhausted | 9 | |
| OPENEARED | 9 | |
| listening | 9 | |
| REGARDFUL | 9 | |
| sleepless | 9 | |
| 10 letters | ||
| wide awake | 10 | |
| SOLICITOUS | 10 | |
| thoughtful | 10 | |
| unblinking | 10 | |
| SHARP EYED | 10 | |
| RESPECTFUL | 10 | |
| scrupulous | 10 | |
| 11 letters | ||
| considerate | 11 | |
| punctilious | 11 | |