48 entries under informer topic. ×
| inside agent(noun, expression, plant, operative) | |
| intelligencer(noun, plant, operative, mole) | |
| lookout(noun, plant, warning, operative) | |
| nark(spy, reporter, gumshoe, investigator) | |
| observer(noun, plant, operative, mole) | |
| patrol(noun, plant, warning, operative) | |
| peeper(spy, reporter, gumshoe, investigator) | |
| picket(noun, plant, warning, operative) | |
| plainclothes officer(expression, spy, hound, police) | |
| police officer(expression, spy, reporter, investigator) | |
| private eye(noun, expression, spy, hound) | |
| private investigator(expression, spy, reporter, gumshoe) | |
| reporter(spy, gumshoe, investigator, dick) | |
| roper(spy, reporter, gumshoe, investigator) | |
| scout(noun, plant, warning, spy, operative) | |
| secret service(noun, expression, plant, operative) | |
| sergeant(spy, reporter, gumshoe, investigator) | |
| shadow(spy, reporter, gumshoe, investigator) | |
| shamus(spy, reporter, gumshoe, investigator) | |
| shoofly(spy, reporter, gumshoe, investigator) |
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| APA | Smart Define. (2016). agent thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/agent/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "agent thesaurus" https://smartdefine.org/agent/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, agent thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/agent/thesaurus/synonyms>. |
| MLA | Smart Define. "agent thesaurus" 1 March 2016. Web. 24 September 2026. <https://smartdefine.org/agent/thesaurus/synonyms> |