24 entries under adjective topic. ×
| dysfunctional(work, feature, state, function) | |
| defunct(valid, functioning, extinct) | |
| ineffective | |
| malfunctioning | |
| unproductive | |
| useless | |
| egotistic | |
| egotistical | |
| empty | |
| failed | |
| fruitless | |
| futile | |
| impotent | |
| inadequate | |
| incapable | |
| incompetent | |
| inefficacious | |
| inefficient | |
| jammed | |
| null |
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| APA | Smart Define. (2015). operating thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/operating/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "operating thesaurus" https://smartdefine.org/operating/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, operating thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/operating/thesaurus/antonyms>. |
| MLA | Smart Define. "operating thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/operating/thesaurus/antonyms> |