| Solution | Length | |
|---|---|---|
| 3 letters | ||
| spy | 3 | |
| ani | 3 | |
| SPO | 3 | |
| see | 3 | |
| 4 letters | ||
| dirk | 4 | |
| TVMA | 4 | |
| spot | 4 | |
| espy | 4 | |
| feel | 4 | |
| find | 4 | |
| 5 letters | ||
| smell | 5 | |
| trace | 5 | |
| sense | 5 | |
| scent | 5 | |
| prove | 5 | |
| savor | 5 | |
| 6 letters | ||
| unmask | 6 | |
| notice | 6 | |
| expose | 6 | |
| descry | 6 | |
| locate | 6 | |
| 7 letters | ||
| discern | 7 | |
| turn-up | 7 | |
| 8 letters | ||
| perceive | 8 | |
| sniffout | 8 | |
| discover | 8 | |
| SMELLOUT | 8 | |
| 9 letters | ||
| blindside | 9 | |
| RECOGNIZE | 9 | |
| 13 letters | ||
| geigercounter | 13 | |