3
unprofitably
2
barrenly
2
fruitlessly
2
unproductively
1
destructively
1
futilely
1
idly
1
ineffectually
1
lazily
0
abortively
0
consumptively
0
diligently
0
dully
0
effetely
0
emptily
0
fecklessly
0
indolently
0
ineffectively
0
inefficiently
0
infertilely
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APASmart Define. (2015). productively thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/productively/thesaurus/antonyms
ChicagoSmart Define. 2015. "productively thesaurus" https://smartdefine.org/productively/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, productively thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/productively/thesaurus/antonyms>.
MLASmart Define. "productively thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/productively/thesaurus/antonyms>