| Solution | Length | |
|---|---|---|
| 4 letters | ||
| xmas | 4 | |
| ivan | 4 | |
| 5 letters | ||
| teeth | 5 | |
| 6 letters | ||
| yardie | 6 | |
| needle | 6 | |
| spying | 6 | |
| series | 6 | |
| sequel | 6 | |
| 7 letters | ||
| lean-to | 7 | |
| trotted | 7 | |
| wiretap | 7 | |
| pursuit | 7 | |
| 8 letters | ||
| sequence | 8 | |
| stakeout | 8 | |
| trailing | 8 | |
| 9 letters | ||
| PURSUANCE | 9 | |
| 12 letters | ||
| plainclothes | 12 | |
| surveillance | 12 | |
| 13 letters | ||
| secret police | 13 | |
| 14 letters | ||
| secret service | 14 | |