30 entries under observant topic. ×

1
hooked(adjective, alert, careful, cautious, attentive)
1
keen(adjective, anxious, alert, careful, cautious)
1
not missing a trick(expression, adjective, idiom, alert, careful)
1
on the qui vive(expression, adjective, idiom, keen, anxious)
1
prepared(adjective, alert, careful, cautious, attentive)
1
see after(expression, adjective, alert, careful, cautious)
1
see to(expression, adjective, alert, careful, cautious)
1
suspicious(adjective, alert, careful, cautious, attentive)
1
with eyes peeled(expression, adjective, idiom, keen, anxious)
0
on the alert(expression, idiom, alert, attentive, watchful)
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APASmart Define. (2015). open-eyed thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/open-eyed/thesaurus/synonyms
ChicagoSmart Define. 2015. "open-eyed thesaurus" https://smartdefine.org/open-eyed/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, open-eyed thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/open-eyed/thesaurus/synonyms>.
MLASmart Define. "open-eyed thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/open-eyed/thesaurus/synonyms>