- Definitions|1
- Thesaurus|1.4k
- Abbreviations|0
57 entries under adjective topic. ×
| hefty | |
| honourable | |
| mild | |
| pertinent | |
| profitable | |
| proper | |
| reliable | |
| robust | |
| satisfactory | |
| serviceable | |
| sincere | |
| sturdy | |
| substantial | |
| suitable | |
| vigorous | |
| wholesome | |
| acceptable |
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| APA | Smart Define. (2015). regrettable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/regrettable/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "regrettable thesaurus" https://smartdefine.org/regrettable/thesaurus/antonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, regrettable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/regrettable/thesaurus/antonyms>. |
| MLA | Smart Define. "regrettable thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/regrettable/thesaurus/antonyms> |