2 entries under unprofitable topic. ×
| unfruitful(adjective, barren) | |
| barren(adjective, unable) |
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| APA | Smart Define. (2015). productive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/productive/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "productive thesaurus" https://smartdefine.org/productive/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, productive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/productive/thesaurus/antonyms>. |
| MLA | Smart Define. "productive thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/productive/thesaurus/antonyms> |