Synonyms|231Antonyms|67|Broader|2Narrower|0Related|250

34 entries under expression topic. ×

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able to recognize(idiom, awake, insomniac)
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alive to(awake, insomniac)
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au courant(awake, insomniac)
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hep to(awake, insomniac)
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in on(awake, insomniac)
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in right mind(idiom, awake, insomniac)
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on to(awake, insomniac)
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on your guard(idiom, alert, attentive, watchful)
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perpetually agitated
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sensitive to(awake, insomniac)
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wide awake(adjective, cautious, awake, guarded)
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wise to(awake, insomniac)
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with it(awake, insomniac)
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without slumber
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APASmart Define. (2015). sleepless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sleepless/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleepless thesaurus" https://smartdefine.org/sleepless/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, sleepless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sleepless/thesaurus/synonyms>.
MLASmart Define. "sleepless thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/sleepless/thesaurus/synonyms>