Synonyms|628Antonyms|0|Broader|26Narrower|7Related|173

27 entries under infiltrator topic. ×

1
secret service(noun, expression, plant, agent, operative)
1
sleeper(noun, plant, agent, operative, informer)
1
sleuth(noun, plant, watch, guard, agent)
1
snoop(noun, plant, agent, operative, informer)
1
spook(noun, plant, agent, operative, informer)
1
undercover agent(noun, expression, idiom, plant, watch)
0
operative(noun, plant, agent, mole)
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APASmart Define. (2015). picket thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/picket/thesaurus/synonyms
ChicagoSmart Define. 2015. "picket thesaurus" https://smartdefine.org/picket/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, picket thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/picket/thesaurus/synonyms>.
MLASmart Define. "picket thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/picket/thesaurus/synonyms>