42 entries under adjective topic. ×

20
functioning(noun, verb, action, awareness)
13
going(action, active, awareness, effective)
12
operational(active, practical, working, operative)
12
performing(verb, performance, working, acting)
12
running(noun, action, moving, active)
12
working(verb, action, active, awareness)
10
acting(verb, working, acting)
8
active(action, movement, moving, awareness)
7
functional(practical, working, operative, serviceable)
7
in operation(expression, idiom, active, continuous)
7
managing(noun, running, operation, controlling)
6
guiding(noun, handling)
6
operative(action, moving, active, awareness)
5
at work(expression, effective, occupied, alive)
5
practicing(verb, acting, applying)
3
alive(action, moving, active, awareness)
3
serviceable
2
engrossing
2
living
2
usable
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APASmart Define. (2015). operating thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/operating/thesaurus/synonyms
ChicagoSmart Define. 2015. "operating thesaurus" https://smartdefine.org/operating/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, operating thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/operating/thesaurus/synonyms>.
MLASmart Define. "operating thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/operating/thesaurus/synonyms>