| Clue | Length | Answer |
|---|---|---|
| under the counter | 3 letters | sly |
| under the counter | 5 letters | quiet |
| under the counter | 5 letters | privy |
| under the counter | 6 letters | slinky |
| under the counter | 6 letters | sneaky |
| under the counter | 6 letters | shifty |
| under the counter | 7 letters | illegal |
| under the counter | 7 letters | triable |
| under the counter | 7 letters | illicit |
| under the counter | 8 letters | stealthy |
| under the counter | 8 letters | sneaking |
| under the counter | 8 letters | wrongful |
| under the counter | 8 letters | skulking |
| under the counter | 8 letters | unlawful |
| under the counter | 9 letters | unallowed |
| under the counter | 10 letters | punishable |
| under the counter | 10 letters | unofficial |
| under the counter | 10 letters | undercover |
| under the counter | 11 letters | unobtrusive |
| under the counter | 11 letters | unwarranted |
| under the counter | 11 letters | underground |
| under the counter | 11 letters | underhanded |
| under the counter | 12 letters | unauthorized |
| under the counter | 13 letters | unwarrantable |
| under the counter | 13 letters | surreptitious |
| under the counter | 16 letters | unconstitutional |
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