43 entries under noun topic. ×

1
firebrand(radical, operative)
1
foreign agent(expression, plant, agent, operative)
1
goad(radical, operative)
1
incendiary(radical, operative)
1
inside agent(expression, plant, agent, operative)
1
instigator(radical, operative)
1
intelligencer(plant, agent, operative, mole)
1
investigator(plant, agent, operative, mole)
1
lookout(plant, agent, operative, mole)
1
noncooperator(radical, operative)
1
observer(plant, agent, operative, mole)
1
patrol(plant, agent, operative, mole)
1
picket(plant, agent, operative, mole)
1
secret service(expression, plant, agent, operative)
1
sleeper(plant, agent, operative, mole)
1
sleuth(plant, agent, operative, mole)
1
snoop(plant, agent, spy, operative)
1
watcher(plant, agent, operative, mole)
0
CIA agent
0
CIA man
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APASmart Define. (2015). secret agent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/secret_agent/thesaurus/synonyms
ChicagoSmart Define. 2015. "secret agent thesaurus" https://smartdefine.org/secret_agent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, secret agent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/secret_agent/thesaurus/synonyms>.
MLASmart Define. "secret agent thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/secret_agent/thesaurus/synonyms>