Synonyms|304Antonyms|66|Broader|3Narrower|8Related|122
0
futility
0
giddiness
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idleness
0
ignitor
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ignominy
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ill repute(noun, expression, regard, unimportance, worthiness)
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illumination
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immateriality
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indifference
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infamy
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insubstantiality
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irrationality
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levity
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lightheartedness
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measurement
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nimbleness
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obscurity
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odium
0
opprobrium
0
shame
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APASmart Define. (2015). weightiness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/weightiness/thesaurus/antonyms
ChicagoSmart Define. 2015. "weightiness thesaurus" https://smartdefine.org/weightiness/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, weightiness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/weightiness/thesaurus/antonyms>.
MLASmart Define. "weightiness thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/weightiness/thesaurus/antonyms>