75 entries under lightheartedness topic. ×

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flightiness(humor, silliness, lightness, inappropriateness)
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flippancy(humor, silliness, lightness, inappropriateness)
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folly(humor, silliness, lightness, funniness)
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foolishness(humor, silliness, lightness, funniness)
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funniness(humor, silliness, lightness, inappropriateness)
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giddiness(humor, silliness, lightness, inappropriateness)
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jokiness(humor, playfulness, wittiness, lightness)
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lightness
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repartee(humor, silliness, lightness, funniness)
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silliness(humor, lightness, funniness, inappropriateness)
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trifling(scorn, humor, silliness, lightness)
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triviality(humor, silliness, lightness, funniness)
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vivaciousness(noun, cheer, happiness, liveliness, merriment)
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volatility(humor, silliness, lightness, inappropriateness)
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wit(humor, silliness, lightness, funniness)
10 years ago|14k views|share |citing 
APASmart Define. (2015). mirth thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mirth/thesaurus/synonyms
ChicagoSmart Define. 2015. "mirth thesaurus" https://smartdefine.org/mirth/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, mirth thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mirth/thesaurus/synonyms>.
MLASmart Define. "mirth thesaurus" 23 December 2015. Web. 24 September 2026. <https://smartdefine.org/mirth/thesaurus/synonyms>