| Clue | Length | Answer |
|---|---|---|
| Investigator | 3 letters | dci |
| Investigator | 3 letters | spy |
| Investigator | 5 letters | t-man |
| Investigator | 6 letters | sleuth |
| Investigator | 6 letters | prober |
| Investigator | 6 letters | tester |
| Investigator | 6 letters | seeker |
| Investigator | 7 letters | analyst |
| Investigator | 7 letters | visitor |
| Investigator | 8 letters | revenuer |
| Investigator | 9 letters | detective |
| Investigator | 14 letters | secret-service |
| Investigator | 15 letters | sherlock-holmes |
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