- Definitions|0
- Thesaurus|547
- Abbreviations|0
39 entries under adverb topic. ×
| funereally | |
| glumly | |
| grimly | |
| grudgingly | |
| harshly | |
| heavily | |
| morosely | |
| seriously | |
| severely | |
| soberly | |
| somberly | |
| sombrely | |
| sternly | |
| sullenly | |
| threateningly | |
| unluckily | |
| unsuccessfully | |
| unwillingly | |
| worryingly |
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| APA | Smart Define. (2016). lightheartedly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/lightheartedly/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "lightheartedly thesaurus" https://smartdefine.org/lightheartedly/thesaurus/antonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, lightheartedly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/lightheartedly/thesaurus/antonyms>. |
| MLA | Smart Define. "lightheartedly thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/lightheartedly/thesaurus/antonyms> |