22 entries under realistic topic. ×

12
functional(adjective, workable, feasible, usable)
12
usable(adjective, practical, possible, workable)
11
practicable(adjective, practical, possible, workable)
8
workable(adjective, practical, possible, feasible)
7
feasible(adjective, practical, possible, workable)
7
serviceable(adjective, possible, workable, feasible)
7
viable(adjective, reasonable, practical, possible)
5
operative(adjective, possible, workable, feasible)
4
accessible(adjective, possible, workable, feasible)
4
practical(workable, feasible)
4
utilizable(adjective, possible, workable, feasible)
3
achievable(adjective, possible, workable, feasible)
3
doable(adjective, practical, possible, workable)
3
employable(adjective, possible, workable, feasible)
3
open(adjective, possible, workable, feasible)
2
applicable(practical, workable, feasible)
2
attainable(workable, feasible)
2
handy(adjective, workable, feasible)
2
performable(workable, feasible)
2
possible(adjective, practical, workable, feasible)
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APASmart Define. (2015). operable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/operable/thesaurus/synonyms
ChicagoSmart Define. 2015. "operable thesaurus" https://smartdefine.org/operable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, operable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/operable/thesaurus/synonyms>.
MLASmart Define. "operable thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/operable/thesaurus/synonyms>