Synonyms|187Antonyms|6|Broader|4Narrower|0Related|31

48 entries under sleepless topic. ×

1
supraliminal(adjective, understanding, keen, sensible, certain)
1
sure(adjective, understanding, keen, sensible, certain)
1
understanding(adjective, keen, sensible, certain, alert)
1
vigilant(adjective, understanding, keen, sensible, certain)
1
watchful(adjective, understanding, keen, sensible, certain)
1
witting(adjective, understanding, keen, sensible, certain)
0
insomniac
0
wide awake(expression, awake, insomniac)
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APASmart Define. (2015). apprised thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/apprised/thesaurus/synonyms
ChicagoSmart Define. 2015. "apprised thesaurus" https://smartdefine.org/apprised/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, apprised thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/apprised/thesaurus/synonyms>.
MLASmart Define. "apprised thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/apprised/thesaurus/synonyms>