116 entries under noun topic. ×

20
investigator(person, plant, investigate, agent)
13
spy(verb, person, information, plant)
11
gumshoe(law, force, slang, investigate)
11
tec
10
sleuth(information, plant, watch, investigate)
9
private eye(expression, idiom, agent, gumshoe)
8
snoop(person, plant, agent, operative)
7
police detective(expression, idiom)
7
police officer(expression, idiom, officer, investigator)
7
scout(verb, person, plant, watch)
6
Hawkshaw
6
constable(law, person, force, bear)
6
private investigator(expression, idiom, investigator)
5
cop(law, person, force, bear)
5
eye(informal, investigate, investigator)
4
dick(slang, investigate, investigator)
4
agent(plant, shadow, operative, mole)
4
inspector(agent, hound, police, gumshoe)
4
policeman
4
private detective(expression, idiom, agent, private)
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APASmart Define. (2015). detective thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/detective/thesaurus/synonyms
ChicagoSmart Define. 2015. "detective thesaurus" https://smartdefine.org/detective/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, detective thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/detective/thesaurus/synonyms>.
MLASmart Define. "detective thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/detective/thesaurus/synonyms>