1
as in lightness
a lack of seriousness often at an improper time
a warning that her usual flightiness wouldn't be tolerated at the ceremony honoring war veterans
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in anxiety
a state of nervousness marked by sudden jerky movements
his flightiness before the bar exam was so bad that he nearly made himself sick
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for flightiness
Noun
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The movement here is made from 274 components, with a focus on lightness, transparency, and volume.
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Ease, fluidity and lightness in terms of proportion and material — silk, linen and cotton.
Noun
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If that conversation also seems too anxiety-provoking, focus on modes of communication that do feel accessible to you.
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The resulting anxiety and panic are an unfortunate side effect of a banner year for fireworks shows.
Noun
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How is one not enamored of the Dutch fans’ togetherness and cheerfulness, or the costumes and smiles of the Japanese fans?
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Finns may not be known for demonstrative cheerfulness, nor necessarily for being makers of excessively happy music.
Noun
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Any worries about complacency were wiped away in the third minute when Auston Trusty fired home the opening goal and caused the stands at SoFi Stadium to shake (literally) with the noise and jumping fans.
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Reformation’s move toward the open market also signals that the time might be right — with Wall Street hitting all-time highs despite worries about inflation and AI — for fashion to jump in.
Noun
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There’s already angst in the party, and glee among Republicans, that the trio will use their new clout to spotlight issues that divide Democrats.
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This tangled relationship between Lestat and Armand, and all the guilt Lestat carries from it, provides a major breakthrough for Molloy’s documentary, and the journalist reacts with giddy, off-putting glee.
Noun
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Over several years, Williams and the team explored how avatars modeled on West African masks were able to avoid the uncanny valley, that unease people feel when something almost-human turns out not to be.
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Frowning, fidgeting, and exchanging furtive glances—the crowd’s unease was palpable.
Noun
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The silliness of that aspect of the story is baked into this interpretation, with several very meta acknowledgments.
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No, no jersey burnings or any of that silliness in the wake of Antetokounmpo working his way out of Milwaukee.
Noun
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Everything that keeps the testicle alive and functional runs through the spermatic cord — arteries, veins, nerves and lymphatics, bundled together along with the vas deferens.
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Magnesium helps your muscles and nerves calm down, and can also play a role in the development of melatonin.
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Cite this Entry
“Flightiness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flightiness. Accessed 2 Jul. 2026.
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