88 entries under expression topic. ×

9
in force(adjective, idiom, strong, power)
8
secret agent(noun, idiom, plant, agent)
7
private detective(noun, idiom, private)
6
private eye(noun, idiom)
6
private investigator(noun, idiom)
5
intelligence agent(noun, idiom)
4
in operation(adjective, active, useful, real)
3
espionage agent(noun, plant, agent, mole)
3
intelligence officer(noun, idiom)
2
double agent(noun, plant, agent, spy)
2
hotel detective
2
house detective
2
in effect(adjective, active, effective, running)
2
inquiry agent
2
working man(idiom, agent)
1
accessible by computer(idiom, wired, networked)
1
agent provocateur(noun, idiom, agent)
1
at hand(practical, working, nearby, serviceable)
1
at work(moving, active, effective, running)
1
blue collar(noun, hack, hand, member)
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APASmart Define. (2015). operative thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/operative/thesaurus/synonyms
ChicagoSmart Define. 2015. "operative thesaurus" https://smartdefine.org/operative/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, operative thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/operative/thesaurus/synonyms>.
MLASmart Define. "operative thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/operative/thesaurus/synonyms>