2
gendarme
2
investigator
2
law
2
pig
2
spy(noun, agent, informer, reporter, gumshoe)
1
P.I.
1
Sherlock Holmes(expression, agent, spy, police, informer)
1
agent(spy, informer, reporter, gumshoe, investigator)
1
bird dog(expression, agent, spy, police, informer)
1
bloodhound(agent, spy, police, informer, reporter)
1
eavesdropper(agent, spy, informer, reporter, gumshoe)
1
eye(agent, spy, informer, reporter, gumshoe)
1
fed(agent, spy, police, informer, reporter)
1
fink(agent, spy, informer, reporter, gumshoe)
1
hawkshaw
1
informer(agent, spy, gumshoe, investigator, dick)
1
nark(agent, spy, police, informer, reporter)
1
officer
1
peeper(noun, agent, spy, police, informer)
1
plainclothes officer(expression, agent, spy, police, informer)
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APASmart Define. (2015). shamus thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/shamus/thesaurus/synonyms
ChicagoSmart Define. 2015. "shamus thesaurus" https://smartdefine.org/shamus/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, shamus thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/shamus/thesaurus/synonyms>.
MLASmart Define. "shamus thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/shamus/thesaurus/synonyms>