8 entries under unsatisfactory topic. ×
| insufficient(adjective, strong, lacking, enough) | |
| deficient(adjective, strong, perfect, inadequate, imperfect) | |
| inadequate(adjective, strong, incompetent, insufficient) | |
| poor(adjective, strong, noble, inadequate, adequate) | |
| lacking | |
| unacceptable | |
| wanting(adjective, adequate) | |
| meager(adjective, poor, small, inadequate, substantial) |
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| APA | Smart Define. (2016). sufficient thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sufficient/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "sufficient thesaurus" https://smartdefine.org/sufficient/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, sufficient thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sufficient/thesaurus/antonyms>. |
| MLA | Smart Define. "sufficient thesaurus" 2 March 2016. Web. 25 September 2026. <https://smartdefine.org/sufficient/thesaurus/antonyms> |