Sleeper and Secret agent

Related terms

Sleeper noun - One who sleeps.

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Secret agent and sleeper are semantically related. In some cases you can use "Secret agent" instead a noun "Sleeper".

Nearby Words: sleep, sleepy, sleeping

Secret agent noun - A person secretly employed in espionage for a government.

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Sleeper and secret agent are semantically related. You can use "Sleeper" instead a noun phrase "Secret agent".

Cite this Source

Secret agent and Sleeper. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/sleeper/secret_agent

Sleeper & Secret agent. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/sleeper/secret_agent>.

Secret agent or Sleeper. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/sleeper/secret_agent.

Google Ngram Viewer shows how "sleeper" and "secret agent" have occurred on timeline