7
fruitful(adjective, productive)
6
productive(adjective, creative, fruitful)
4
fecund(adjective, productive)
4
fertile
4
green
4
prolific(adjective, productive, fruitful)
3
generative
3
luxuriant
3
potent
2
bountiful
2
creative
2
fat
2
plentiful
2
profitable
2
rich
1
abundant
1
ample
1
baccate
1
bacciferous
1
berried
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APASmart Define. (2015). unfruitful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unfruitful/thesaurus/antonyms
ChicagoSmart Define. 2015. "unfruitful thesaurus" https://smartdefine.org/unfruitful/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unfruitful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unfruitful/thesaurus/antonyms>.
MLASmart Define. "unfruitful thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unfruitful/thesaurus/antonyms>