Related Clues:
- It's secret still, Mum
- Covert probing of NHS establishments by the Guardian repeated
- King consumed by desire to have secret
- Twice give a quiet admonition — it's confidential
- Hidden - thicket
- Concealed - flock of coots
- In confidence
- Secret - thicket
- Highly confidential
- In a cunning manner
- Secretive
- Concealed — vector (anag)
- In underhanded fashion
- In a foxy way
- In a feline way