39 entries under informer topic. ×

20
spy(noun, verb, person, information, follow)
17
snoop(noun, verb, person, plant, examine)
12
gumshoe(noun, slang, investigate, agent, spy)
10
dick(noun, slang, investigate, agent, spy)
8
private eye(noun, expression, agent, spy)
8
eye(noun, informal, investigate, agent, spy)
5
shamus(noun, agent, spy, reporter)
4
eavesdropper(noun, information, agent, spy, scout)
4
private investigator(noun, expression, agent, spy)
4
scout(noun, verb, person, plant, examine)
4
tail(noun, verb, examine, case, discover)
3
agent(noun, plant, spy, operative)
3
bloodhound(noun, agent, spy, reporter)
3
cop(noun, agent, spy, reporter)
3
fed(agent, spy, reporter, gumshoe)
2
shadow(noun, verb, examine, case, discover)
1
Sherlock Holmes(expression, agent, spy, gumshoe)
1
analyst(agent, spy, hound, reporter)
1
bird dog(expression, agent, spy, reporter)
1
bull(agent, spy, reporter, gumshoe)
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APASmart Define. (2015). sleuth thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sleuth/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleuth thesaurus" https://smartdefine.org/sleuth/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sleuth thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sleuth/thesaurus/synonyms>.
MLASmart Define. "sleuth thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sleuth/thesaurus/synonyms>