- Definitions|2
- Thesaurus|345
- Abbreviations|0
25 entries under operative topic. ×
| detective(noun, person, plant, investigate, agent) | |
| sleuth(noun, person, plant, investigate, agent) | |
| watcher(noun, person, plant, search, agent) | |
| agent(noun, person, plant, shadow) | |
| observer(noun, plant, agent, informer) | |
| snoop(noun, plant, agent, informer) | |
| double agent(noun, expression, plant, agent) | |
| emissary(noun, plant, agent, mole) | |
| espionage agent(noun, expression, plant, agent) | |
| foreign agent(noun, expression, plant, agent) | |
| informer(noun, plant, agent, mole) | |
| inside agent(noun, expression, plant, agent) | |
| intelligencer(noun, plant, agent, informer) | |
| lookout(noun, plant, agent, informer) | |
| patrol(noun, plant, agent, informer) | |
| picket(noun, plant, agent, informer) | |
| scout(noun, plant, agent, informer) | |
| secret agent(noun, expression, plant, agent) | |
| secret service(noun, expression, plant, agent) | |
| sleeper(noun, plant, agent, informer) |
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| APA | Smart Define. (2015). investigator thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/investigator/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "investigator thesaurus" https://smartdefine.org/investigator/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, investigator thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/investigator/thesaurus/synonyms>. |
| MLA | Smart Define. "investigator thesaurus" 17 December 2015. Web. 1 October 2026. <https://smartdefine.org/investigator/thesaurus/synonyms> |