Synonyms|139Antonyms|1|Broader|0Narrower|0Related|22
1
see to(expression, adjective, alert, careful, cautious)
1
single-minded
1
smart
1
stable
1
suspicious(adjective, alert, careful, cautious, attentive)
1
tenacious
1
unblinking
1
unconquerable
1
undaunted
1
undrooping
1
unfailing
1
uninterrupted
1
unremitting
1
unskillful
1
unsparing
1
untiring
1
vehement
1
waiting on(expression, keen, anxious, alert, careful)
1
waking(adjective, wakeful)
1
with eyes peeled(expression, adjective, idiom, keen, anxious)
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APASmart Define. (2015). unsleeping thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unsleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsleeping thesaurus" https://smartdefine.org/unsleeping/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unsleeping thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unsleeping/thesaurus/synonyms>.
MLASmart Define. "unsleeping thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unsleeping/thesaurus/synonyms>