4
functional
4
gratifying(adjective, satisfying, creative, fruitful, worthwhile)
4
industrious(adjective, work, strain, firmness, labour)
4
overflowing
4
paying(adjective, sensible, useful, valuable, rewarding)
4
powerful(adjective, power, direct, tough, energetic)
4
rife
4
smart(adjective, full, elegant, valuable, splendid)
4
talented(adjective, tough, effective, adept, effectual)
4
tireless(adjective, work, strain, firmness, labour)
4
unconventional(adjective, fundamental, novel, unique, innovative)
4
unusual(adjective, fundamental, novel, unique, innovative)
3
bursting
3
causative(fundamental, novel, unique, resourceful, ingenious)
3
consequential(adjective, effective)
3
equal to(verb, expression, phrasal verb, power, tough)
3
experimental
3
expressive
3
extravagant(adjective, smart, full, fantastic, original)
3
forceful(adjective, direct, energetic, lively, active)
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APASmart Define. (2015). productive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/productive/thesaurus/synonyms
ChicagoSmart Define. 2015. "productive thesaurus" https://smartdefine.org/productive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, productive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/productive/thesaurus/synonyms>.
MLASmart Define. "productive thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/productive/thesaurus/synonyms>