56 entries under agent topic. ×

20
spy(noun, verb, person, information, follow)
17
snoop(noun, verb, person, plant, examine)
15
detective(noun, information, plant, watch, investigate)
12
gumshoe(noun, slang, investigate, spy)
12
investigator(noun, person, plant, investigate)
10
dick(noun, slang, investigate, spy)
8
private eye(noun, expression, spy, informer)
8
eye(noun, informal, investigate, spy)
5
shamus(noun, spy, informer, reporter)
4
eavesdropper(noun, information, spy, scout)
4
operative(noun, plant, mole, gumshoe)
4
private investigator(noun, expression, spy, informer)
4
scout(noun, verb, person, plant, examine)
4
tail(noun, verb, examine, case, discover)
3
bloodhound(noun, spy, informer, reporter)
3
cop(noun, spy, informer, reporter)
3
fed(spy, informer, reporter, gumshoe)
3
informer(noun, information, plant, spy)
3
snooper(noun, spy, hound, sneak)
2
shadow(noun, verb, examine, case, discover)
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APASmart Define. (2015). sleuth thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sleuth/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleuth thesaurus" https://smartdefine.org/sleuth/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sleuth thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sleuth/thesaurus/synonyms>.
MLASmart Define. "sleuth thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sleuth/thesaurus/synonyms>