- Definitions|2
- Thesaurus|2.5k
- Abbreviations|0
53 entries under adjective topic. ×
| cheery | |
| happy(sad, sorrow, depression, woe) | |
| bright | |
| pleasant | |
| cheerful | |
| buoyant | |
| festive | |
| joyful | |
| jocund | |
| sunny(dull, happy, dark) | |
| gleeful | |
| joyous | |
| blithe | |
| gladsome | |
| merry | |
| blithesome | |
| jovial | |
| perky | |
| placid | |
| mirthful |
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| APA | Smart Define. (2016). sullen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sullen/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "sullen thesaurus" https://smartdefine.org/sullen/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, sullen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sullen/thesaurus/antonyms>. |
| MLA | Smart Define. "sullen thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/sullen/thesaurus/antonyms> |