24 entries under watch topic. ×
| spy(noun, person, plant, operative) | |
| detective(noun, plant, agent, spy) | |
| emissary(noun, plant, agent, spy) | |
| lookout(noun, plant, agent, spy) | |
| mole(noun, plant, agent, spy) | |
| patrol(noun, plant, agent, spy) | |
| picket(noun, plant, agent, spy) | |
| scout(noun, plant, agent, spy) | |
| sleuth(noun, plant, agent, spy) | |
| spotter(noun, plant, agent, spy) | |
| advance(spy, lookout) | |
| adventurer(spy, lookout) | |
| escort(spy, lookout) | |
| guard(spy, lookout) | |
| guide(spy, lookout) | |
| investigating(spy, lookout) | |
| outpost(spy, lookout) | |
| outrider(spy, lookout) | |
| pathfinder(spy, lookout) | |
| pioneer(spy, lookout) |
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| APA | Smart Define. (2015). undercover agent thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/undercover_agent/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undercover agent thesaurus" https://smartdefine.org/undercover_agent/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, undercover agent thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/undercover_agent/thesaurus/synonyms>. |
| MLA | Smart Define. "undercover agent thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/undercover_agent/thesaurus/synonyms> |