- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
19 entries under successful topic. ×
| powerful(adjective, strong, fit, effective) | |
| strong(adjective, fit) | |
| effective(adjective, strong, fit, productive) | |
| effectual(adjective, strong, fit) | |
| competent(adjective, strong, fit) | |
| fruitful(adjective, strong, fit) | |
| productive(adjective, strong, fit) | |
| profitable(adjective, strong, fit) | |
| useful(adjective, strong, fit) | |
| worthwhile(adjective, strong, fit) | |
| adequate(adjective, strong, fit) | |
| capable(adjective, strong, fit) | |
| sufficient(adjective, strong, fit) | |
| dexterous(adjective, strong, fit) | |
| expert(adjective, strong, fit) | |
| skillful(adjective, strong, fit) | |
| fit(adjective, strong) | |
| valuable(adjective, strong, fit) | |
| worthy(adjective, strong, fit) |
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Ineffective on
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| APA | Smart Define. (2016). ineffective thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ineffective/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "ineffective thesaurus" https://smartdefine.org/ineffective/thesaurus/antonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, ineffective thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ineffective/thesaurus/antonyms>. |
| MLA | Smart Define. "ineffective thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/ineffective/thesaurus/antonyms> |