Synonyms|139Antonyms|1|Broader|0Narrower|0Related|22

44 entries under careful topic. ×

8
vigilant(adjective, alert, cautious, disturbed)
8
wakeful(adjective, keen, anxious, alert)
8
watchful(adjective, keen, alert, disturbed)
7
sleepless(adjective, keen, anxious, restless)
7
wide-awake(adjective, keen, anxious, alert)
6
alert(adjective, keen, restless, cautious)
5
attentive(adjective, keen, alert, cautious)
3
observant(adjective, keen, alert, cautious)
3
open-eyed(adjective, keen, anxious, alert)
3
wary(adjective, keen, alert, cautious)
2
keen(adjective, anxious, alert, cautious)
2
on the ball(expression, adjective, idiom, keen, alert)
2
on the job(expression, adjective, idiom, keen, anxious)
2
ready(adjective, alert, cautious, attentive)
2
sharp(keen, anxious, alert, attentive)
1
acute(keen, anxious, alert, cautious)
1
agog(keen, anxious, alert, cautious)
1
all ears(expression, adjective, alert, cautious)
1
anxious(keen, alert, attentive, watchful)
1
aware(adjective, keen, alert, attentive)
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APASmart Define. (2015). unsleeping thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsleeping thesaurus" https://smartdefine.org/unsleeping/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unsleeping thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsleeping/thesaurus/synonyms>.
MLASmart Define. "unsleeping thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unsleeping/thesaurus/synonyms>