| Solution | Length | |
|---|---|---|
| 3 letters | ||
| rye | 3 | |
| heh | 3 | |
| sly | 3 | |
| 4 letters | ||
| ruse | 4 | |
| hehs | 4 | |
| hehe | 4 | |
| wary | 4 | |
| wily | 4 | |
| pete | 4 | |
| ploy | 4 | |
| 5 letters | ||
| snaky | 5 | |
| quiet | 5 | |
| ready | 5 | |
| sharp | 5 | |
| privy | 5 | |
| slick | 5 | |
| 6 letters | ||
| shifty | 6 | |
| shrewd | 6 | |
| slinky | 6 | |
| smooth | 6 | |
| subtle | 6 | |
| tricky | 6 | |
| supple | 6 | |
| crafty | 6 | |
| 7 letters | ||
| vulpine | 7 | |
| furtive | 7 | |
| subtile | 7 | |
| 8 letters | ||
| SKULKING | 8 | |
| sinister | 8 | |
| scheming | 8 | |
| sneaking | 8 | |
| stealthy | 8 | |
| tactical | 8 | |
| slippery | 8 | |
| 9 letters | ||
| strategic | 9 | |
| INSIDIOUS | 9 | |
| underhand | 9 | |
| two-faced | 9 | |
| 10 letters | ||
| agentagent | 10 | |
| serpentine | 10 | |
| undercover | 10 | |
| 11 letters | ||
| sophistical | 11 | |
| resourceful | 11 | |
| underhanded | 11 | |
| treacherous | 11 | |
| underground | 11 | |
| unobtrusive | 11 | |
| 12 letters | ||
| unscrupulous | 12 | |
| 13 letters | ||
| surreptitious | 13 | |
| 15 letters | ||
| somethingtohide | 15 | |