136 entries under noun topic. ×
| information | |
| nemesis(rival, opponent, competitor, adversary) | |
| notification | |
| patroler(vigilance, garrison) | |
| policing(vigilance, garrison) | |
| protecting(vigilance, garrison) | |
| protection(vigilance, garrison) | |
| rounds(vigilance, garrison) | |
| safeguarding(vigilance, garrison) | |
| scouting(vigilance, garrison) | |
| secret agent(idiom, investigate) | |
| stain | |
| vigilance | |
| watching(vigilance, garrison) | |
| watchkeeper | |
| watchperson(vigilance, garrison) |
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| APA | Smart Define. (2016). spy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/spy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "spy thesaurus" https://smartdefine.org/spy/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, spy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/spy/thesaurus/synonyms>. |
| MLA | Smart Define. "spy thesaurus" 10 February 2016. Web. 29 September 2026. <https://smartdefine.org/spy/thesaurus/synonyms> |