Synonyms|81Antonyms|21|Broader|2Narrower|4Related|106
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look
0
look out(verb, expression, phrasal verb)
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lurk
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nervousness(noun, worry, strain, anxiety, stress)
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neurasthenia(noun, worry, strain, anxiety, stress)
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neurasthenic
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observe
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pervigilium
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remain
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sleeping difficulty(expression, idiom)
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stare
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stay
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strain(noun, worry, anxiety, stress)
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syphilitic
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temporary state(expression, idiom)
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tend
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tenseness(noun, worry, strain, anxiety, stress)
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wait
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waking
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watch
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APASmart Define. (2015). sleeplessness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sleeplessness/thesaurus/synonyms
ChicagoSmart Define. 2015. "sleeplessness thesaurus" https://smartdefine.org/sleeplessness/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sleeplessness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sleeplessness/thesaurus/synonyms>.
MLASmart Define. "sleeplessness thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sleeplessness/thesaurus/synonyms>