- Definitions|1
- Thesaurus|1.1k
- Abbreviations|0
15 entries under work topic. ×
| gaiety | |
| joviality | |
| fun | |
| mirth | |
| play(failure, idleness) | |
| romp(noun, fun, caper) | |
| shallowness | |
| entertainment | |
| frolic | |
| jocundity | |
| joke | |
| newest wrinkle | |
| object of derision(expression, idiom) | |
| object of ridicule(expression, idiom) | |
| shaggy-dog story |
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| APA | Smart Define. (2015). seriousness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/seriousness/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "seriousness thesaurus" https://smartdefine.org/seriousness/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, seriousness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/seriousness/thesaurus/antonyms>. |
| MLA | Smart Define. "seriousness thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/seriousness/thesaurus/antonyms> |