| Solution | Length | |
|---|---|---|
| 3 letters | ||
| sly | 3 | |
| 4 letters | ||
| wily | 4 | |
| wary | 4 | |
| 5 letters | ||
| slick | 5 | |
| ready | 5 | |
| sharp | 5 | |
| false | 5 | |
| snaky | 5 | |
| 6 letters | ||
| rotten | 6 | |
| artful | 6 | |
| supple | 6 | |
| shifty | 6 | |
| crafty | 6 | |
| smooth | 6 | |
| shrewd | 6 | |
| subtle | 6 | |
| tricky | 6 | |
| sneaky | 6 | |
| 7 letters | ||
| vulpine | 7 | |
| subtile | 7 | |
| 8 letters | ||
| slippery | 8 | |
| tactical | 8 | |
| UNSAVORY | 8 | |
| scheming | 8 | |
| stealthy | 8 | |
| sinister | 8 | |
| 9 letters | ||
| unethical | 9 | |
| strategic | 9 | |
| two-faced | 9 | |
| underhand | 9 | |
| designing | 9 | |
| shameless | 9 | |
| DECEITFUL | 9 | |
| dangerous | 9 | |
| 10 letters | ||
| serpentine | 10 | |
| SUSPICIOUS | 10 | |
| 11 letters | ||
| treacherous | 11 | |
| underhanded | 11 | |
| sophistical | 11 | |
| resourceful | 11 | |
| 12 letters | ||
| unscrupulous | 12 | |
| UNPRINCIPLED | 12 | |
| questionable | 12 | |
| 13 letters | ||
| surreptitious | 13 | |
| 14 letters | ||
| unconscionable | 14 | |
| 15 letters | ||
| UNCONSCIENTIOUS | 15 | |