Synonyms|29Antonyms|0|Broader|0Narrower|0Related|0
1
sleuth(noun, plant, agent, operative, informer)
1
snoop(noun, plant, agent, operative, informer)
1
spook(noun, plant, agent, operative, informer)
1
spotter(noun, plant, agent, spy, operative)
1
spy(noun, person, plant, mole, sleeper)
1
undercover agent(noun, expression, plant, agent, operative)
1
watcher(noun, plant, agent, operative, informer)
0
counterspy
0
infiltrator(noun, plant, spy, mole)
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APASmart Define. (2011). inside agent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/inside_agent/thesaurus/synonyms
ChicagoSmart Define. 2011. "inside agent thesaurus" https://smartdefine.org/inside_agent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2011, inside agent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/inside_agent/thesaurus/synonyms>.
MLASmart Define. "inside agent thesaurus" 24 May 2011. Web. 22 September 2026. <https://smartdefine.org/inside_agent/thesaurus/synonyms>