- - CIA undertaking
- - Secret military mission ... or a hint to the circled letters in this puzzle?
- - C.I.A. undertaking
- - Board game for spies?
- - Hush-hush spy activity
- - Sting, for example
- - CIA specialty
- - Furtive mission
- - Intelligence endeavor
- - Slope ratio numerical component?
- - Espionage, usually
- - It's off the record
- - Special forces mission
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