27 entries under plant topic. ×
| snoop(noun, agent, operative, informer) | |
| spook(noun, agent, operative, informer) | |
| spotter(noun, agent, spy, operative) | |
| spy(noun, person, mole, sleeper) | |
| undercover agent(noun, expression, agent, operative) | |
| watcher(noun, agent, operative, informer) | |
| infiltrator(noun, mole) |
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| APA | Smart Define. (2015). secret service thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/secret_service/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "secret service thesaurus" https://smartdefine.org/secret_service/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, secret service thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/secret_service/thesaurus/synonyms>. |
| MLA | Smart Define. "secret service thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/secret_service/thesaurus/synonyms> |