Synonyms|141Antonyms|43|Broader|1Narrower|2Related|62

28 entries under noun topic. ×

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smartness
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spirit
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stamina
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strength
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sweat
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vigilance
0
vim
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watchfulness
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APASmart Define. (2015). sleepiness thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/sleepiness/thesaurus/antonyms
ChicagoSmart Define. 2015. "sleepiness thesaurus" https://smartdefine.org/sleepiness/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 2015, sleepiness thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/sleepiness/thesaurus/antonyms>.
MLASmart Define. "sleepiness thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/sleepiness/thesaurus/antonyms>