| great | |
| groovy | |
| handsome | |
| hardy | |
| heavenly | |
| high-grade | |
| high-test | |
| highly | |
| improved | |
| infirmity | |
| jim-dandy | |
| joy | |
| keen | |
| marvelous | |
| mean | |
| mediocre | |
| mending | |
| middling | |
| minimal | |
| neat |
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| APA | Smart Define. (2016). ill thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ill/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "ill thesaurus" https://smartdefine.org/ill/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, ill thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ill/thesaurus/antonyms>. |
| MLA | Smart Define. "ill thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/ill/thesaurus/antonyms> |