- Definitions|3
- Thesaurus|473
- Abbreviations|0
| mole(noun, plant, watch, agent, spy) | |
| naval-intelligence man | |
| night watchman | |
| observation(noun, case, watch, overlook, guard) | |
| observation sensor(noun, search, device, detect, sensor) | |
| officer | |
| outlook(noun, case, watch, guard, post) | |
| overlook(noun, case, watch, guard, post) | |
| patcher | |
| patroller | |
| perceiver | |
| pincher | |
| piper | |
| piquet | |
| plant(noun, agent, operative, informer, mole) | |
| police officer | |
| positioner | |
| poster | |
| private detective(noun, expression, idiom, private) | |
| private dick |
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| APA | Smart Define. (2015). spotter thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/spotter/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "spotter thesaurus" https://smartdefine.org/spotter/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, spotter thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/spotter/thesaurus/synonyms>. |
| MLA | Smart Define. "spotter thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/spotter/thesaurus/synonyms> |