7
private detective(noun, expression, idiom, private)
7
accessible(adjective, ready, active, approachable, beneficial)
7
open(adjective, good, fit, friendly, appropriate)
7
operator(noun, person, representative, manager, servant)
7
practicable(adjective, free, friendly, appropriate, active)
7
shamus
7
spy(noun, person, plant, investigate, radical)
7
strong(adjective, power, valid, legal)
7
workman(noun, person, work, agent, worker)
6
deputy(noun, agent, representative, manager, mediator)
6
employable(adjective, free, friendly, appropriate, active)
6
key(adjective, active, influential, functioning)
6
laborer(noun, person, help, work, agent)
6
labourer(noun, worker)
6
powerful(important, effective)
6
practical(adjective, useful, realistic, running, alive)
6
private eye(noun, expression, idiom)
6
private investigator(noun, expression, idiom)
6
roustabout(noun, person, work, agent, worker)
6
surgical
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APASmart Define. (2015). operative thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/operative/thesaurus/synonyms
ChicagoSmart Define. 2015. "operative thesaurus" https://smartdefine.org/operative/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, operative thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/operative/thesaurus/synonyms>.
MLASmart Define. "operative thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/operative/thesaurus/synonyms>