- Definitions|2
- Thesaurus|312
- Abbreviations|0
23 entries under expression topic. ×
| undercover work(noun, idiom, pursuance, meddling) | |
| body mike(bug, scrutiny, investigation, monitor) | |
| close observation(bug, scrutiny, investigation, monitor) | |
| eagle eye(bug, scrutiny, investigation, monitor) | |
| peeled eye(bug, scrutiny, investigation, monitor) | |
| becoming infected | |
| detective work | |
| dig up(verb, phrasal verb) | |
| fact finding(watching, voyeurism) | |
| ferret out(verb, phrasal verb) | |
| find oneself | |
| find out(verb, phrasal verb) | |
| get a line | |
| get hold | |
| get wind | |
| intelligence activity | |
| intelligence operation | |
| investigate a crime | |
| military espionage | |
| police investigation |
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| APA | Smart Define. (2015). spying thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/spying/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "spying thesaurus" https://smartdefine.org/spying/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, spying thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/spying/thesaurus/synonyms>. |
| MLA | Smart Define. "spying thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/spying/thesaurus/synonyms> |