Clue: Top-secret ... or a hint to 17-, 25-, 39- and 56-Across (AND 66-Across!)
We have 1 possible answer for the clue Top-secret ... or a hint to 17-, 25-, 39- and 56-Across (AND 66-Across!) which appears 1 time in our database.
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Related Clues:
- Secret
- Classified
- Super-secret
- Top secret
- Clandestine
- On the down-low
- Top-secret
- Very secret - say it twice
- Informally kept very secret - twice?
- Very secret in repetitive way
- Be quiet, twice - it's very secret
- It's secret still, Mum
- Covert probing of NHS establishments by the Guardian repeated
- Twice give a quiet admonition — it's confidential
- Highly confidential