27 entries under mole topic. ×
| watcher(noun, see, plant, watch, guard) | |
| spy(noun, person, plant, watch, guard) | |
| picket(noun, plant, watch, guard, agent) | |
| investigator(noun, plant, agent, operative, informer) | |
| lookout(noun, plant, watch, guard, agent) | |
| detective(noun, plant, watch, guard, agent) | |
| double agent(noun, expression, plant, agent, operative) | |
| emissary(noun, plant, agent, operative) | |
| espionage agent(noun, expression, plant, agent, operative) | |
| foreign agent(noun, expression, plant, agent, operative) | |
| informer(noun, plant, agent, operative) | |
| inside agent(noun, expression, plant, agent, operative) | |
| intelligencer(noun, plant, agent, operative, informer) | |
| operative(noun, plant, agent, infiltrator) | |
| patrol(noun, plant, watch, guard, agent) | |
| plant(noun, agent, operative, informer) | |
| scout(noun, plant, watch, guard, agent) | |
| secret agent(noun, expression, plant, agent, operative) | |
| secret service(noun, expression, plant, agent, operative) | |
| sleeper(noun, plant, agent, operative, informer) |
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| APA | Smart Define. (2016). observer thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/observer/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "observer thesaurus" https://smartdefine.org/observer/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, observer thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/observer/thesaurus/synonyms>. |
| MLA | Smart Define. "observer thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/observer/thesaurus/synonyms> |