96 entries under agent topic. ×

1
murderer(noun, opposition, villain, rebel)
1
observer(noun, plant, operative, mole)
1
operative(noun, plant, spy, mole)
1
opponent(noun, opposition, rebel, criminal)
1
opposition(noun, rebel, criminal, rival)
1
other side(expression, opposition, villain, rebel)
1
patrol(noun, plant, operative, mole)
1
peeper(spy, gumshoe, investigator, dick)
1
picket(noun, plant, operative, mole)
1
plainclothes officer(expression, spy, gumshoe, investigator)
1
police officer(expression, spy, gumshoe, investigator)
1
private eye(expression, spy, gumshoe, investigator)
1
private investigator(expression, spy, gumshoe, investigator)
1
rebel(noun, opposition, villain, spy)
1
revolutionary(noun, opposition, villain, rebel)
1
rival(noun, opposition, rebel, criminal)
1
roper(spy, gumshoe, investigator, dick)
1
saboteur(noun, opposition, villain, rebel)
1
secret service(noun, expression, plant, operative)
1
seditionist(noun, opposition, villain, rebel)
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APASmart Define. (2015). informer thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/informer/thesaurus/synonyms
ChicagoSmart Define. 2015. "informer thesaurus" https://smartdefine.org/informer/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, informer thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/informer/thesaurus/synonyms>.
MLASmart Define. "informer thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/informer/thesaurus/synonyms>