4
operable(adjective, realistic, possible, workable, feasible)
4
valid(adjective, strong, power, legal)
4
workable(adjective, reasonable, sensible, active, useful)
4
workingman(noun, person, work)
3
available(adjective, strong, power, free, friendly)
3
broker(noun, agent, representative, manager, deputy)
3
current(adjective, active, practical, running, alive)
3
delegate(noun, agent, representative, manager, deputy)
3
emissary(noun, plant, agent, representative, assistant)
3
employee(noun, help, hack, hand, member)
3
energetic
3
espionage agent(noun, expression, plant, agent, mole)
3
fundamental(adjective, usual, main, principal)
3
go-between(noun, agent, representative, manager, deputy)
3
instrument(noun, agent, hack, staff, worker)
3
intelligence officer(noun, expression, idiom)
3
intermediary(noun, agent, representative, manager, deputy)
3
machinist
3
mediator(noun, agent, representative, manager)
3
operation
11 years ago|17k views|share |citing 
APASmart Define. (2015). operative thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/operative/thesaurus/synonyms
ChicagoSmart Define. 2015. "operative thesaurus" https://smartdefine.org/operative/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, operative thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/operative/thesaurus/synonyms>.
MLASmart Define. "operative thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/operative/thesaurus/synonyms>