Agent
Agent noun - A person who tries secretly to obtain information for one country in the territory of another usually unfriendly country.
Usage example: an agent feeding information about enemy troop movements
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Synonyms for Agent
Spook is a synonym for agent in investigate topic. In some cases you can use "Spook" instead a noun "Agent", when it comes to topics like mole. informal substitute
Spook
Spook noun - A person who tries secretly to obtain information for one country in the territory of another usually unfriendly country.
Usage example: Russia recalled its spooks after the collapse of the Soviet Union
Mutual synonyms
Both words in one sentence
- The Spook Who Sat by the Door (1969) is about a guy who, hired by the CIA as their token black agent, boils over at the discrimination he sees and uses his CIA skills to start an all-out race war.
Source: Angry Black Man -
Paranoia Gambit: In "Forward Base", Purdey and Gambit spook a Russian agent into revealing the location of the base by calling him to tell him his cover is blown, and then doing absolutely nothing.
Source: Series / The Avengers -
The New Avengers: In "Forward Base", Purdey and Gambit spook a Russian agent into revealing the location of the base by calling him to tell him his cover is blown, and then doing absolutely nothing.
Source: Paranoia Gambit
Cite this Source
Spook and Agent. (2016). Retrieved 2026, July 20, from https://thesaurus.plus/related/agent/spook
Agent & Spook. N.p., 2016. Web. 20 Jul. 2026. <https://thesaurus.plus/related/agent/spook>.
Spook or Agent. 2016. Accessed July 20, 2026. https://thesaurus.plus/related/agent/spook.
Google Ngram Viewer shows how "agent" and "spook" have occurred on timeline