Spy Jargon

adjective used to describe someone or something that is working or operating secretly or undercover

adverb used to describe an action that is done secretly or in a hidden manner

• The detective went undercover to gather information on the criminal organization.
• I heard that Sarah is going undercover for her latest assignment.
• The cops are sending someone undercover to bust the drug ring.
• She felt like she was living undercover, hiding her true self from the world.

adjective Not aware of or realizing something, unintentional or accidental

• The unwitting bystander was caught in the middle of the commotion.
• She was just an unwitting participant in the whole scheme.
• He had no idea he was the unwitting target of the prank.
• The company's success was due in part to the unwitting support of their competitors.