| Solution | Length | |
|---|---|---|
| 3 letters | ||
| pry | 3 | |
| mad | 3 | |
| cam | 3 | |
| see | 3 | |
| 4 letters | ||
| mole | 4 | |
| alec | 4 | |
| spot | 4 | |
| eyer | 4 | |
| peep | 4 | |
| view | 4 | |
| peek | 4 | |
| 5 letters | ||
| spook | 5 | |
| sense | 5 | |
| sight | 5 | |
| WATCH | 5 | |
| plant | 5 | |
| agent | 5 | |
| scout | 5 | |
| enemy | 5 | |
| snoop | 5 | |
| VOMIT | 5 | |
| 6 letters | ||
| snitch | 6 | |
| peeker | 6 | |
| smiley | 6 | |
| 7 letters | ||
| antonio | 7 | |
| witness | 7 | |
| SNOOPER | 7 | |
| stadium | 7 | |
| take in | 7 | |
| spotter | 7 | |
| 8 letters | ||
| telltale | 8 | |
| turncoat | 8 | |
| magazine | 8 | |
| squealer | 8 | |
| 9 letters | ||
| operative | 9 | |
| stake-out | 9 | |
| RECOGNIZE | 9 | |
| 10 letters | ||
| TALEBEARER | 10 | |
| tattletale | 10 | |
| 11 letters | ||
| RECONNOITER | 11 | |
| secretagent | 11 | |
| 12 letters | ||
| Stool-pigeon | 12 | |
| secret agent | 12 | |
| 14 letters | ||
| whistle-blower | 14 | |
| CLOAKANDDAGGER | 14 | |
| 15 letters | ||
| undercoveragent | 15 | |
| 22 letters | ||
| thehonourableschoolboy | 22 | |