174 entries under adjective topic. ×

6
key(active, influential, functioning)
6
practical(useful, realistic, running, alive)
6
surgical
6
useful(direct, active, valuable, real)
5
dynamic(active, animate, living, running)
5
going(action, active, awareness, effective)
5
important(powerful, active, useful, running)
5
live(direct, energetic, lively, active)
5
operant
5
significant(active, useful, running, beneficial)
4
busy(running, functioning, operational)
4
forceful(strong, power, valid, legal)
4
in operation(expression, active, useful, real)
4
operable(realistic, possible, workable, feasible)
4
valid(strong, power, legal)
4
workable(reasonable, sensible, active, useful)
3
available(strong, power, free, friendly)
3
current(active, practical, running, alive)
3
energetic
3
fundamental(usual, main, principal)
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APASmart Define. (2015). operative thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/operative/thesaurus/synonyms
ChicagoSmart Define. 2015. "operative thesaurus" https://smartdefine.org/operative/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, operative thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/operative/thesaurus/synonyms>.
MLASmart Define. "operative thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/operative/thesaurus/synonyms>