44 entries under careful topic. ×

1
cautious(adjective, keen, alert, attentive)
1
chary(adjective, alert, cautious, attentive)
1
circumspect(adjective, keen, alert, cautious)
1
glued(adjective, alert, cautious, attentive)
1
guarded(adjective, keen, anxious, alert)
1
heedful(adjective, alert, cautious, disturbed)
1
hooked(adjective, alert, cautious, attentive)
1
looking for(expression, keen, anxious, alert)
1
looking to(expression, keen, anxious, alert)
1
not missing a trick(expression, adjective, idiom, alert)
1
on alert(expression, keen, anxious, alert)
1
on guard(expression, adjective, keen, anxious, alert)
1
on the alert(expression, adjective, idiom, alert)
1
on the lookout(expression, adjective, keen, alert)
1
on the qui vive(expression, adjective, idiom, keen, anxious)
1
on the watch(expression, adjective, idiom, alert)
1
on toes(expression, keen, anxious, alert)
1
prepared(adjective, alert, cautious, aware)
1
see after(expression, adjective, alert, cautious)
1
see to(expression, adjective, alert, cautious)
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APASmart Define. (2015). unsleeping thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unsleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsleeping thesaurus" https://smartdefine.org/unsleeping/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unsleeping thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unsleeping/thesaurus/synonyms>.
MLASmart Define. "unsleeping thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/unsleeping/thesaurus/synonyms>