0
distrusts
0
guarded(alert, attentive, watchful)
0
keen(alert, attentive, watchful)
0
looking for(expression, alert, attentive, watchful)
0
looking to(expression, alert, attentive, watchful)
0
note
0
notice
0
observant(alert, aware, attentive, wary, watchful)
0
on alert(expression, alert, attentive, watchful)
0
on the alert(expression, adjective, alert, aware, attentive)
0
on the ball(expression, idiom, alert, aware, attentive)
0
on the job(expression, idiom, alert, attentive, watchful)
0
on the lookout(expression, idiom, alert, aware, attentive)
0
on the qui vive(expression, idiom, alert, attentive, watchful)
0
on toes(expression, alert, attentive, watchful)
0
open-eyed(alert, attentive, watchful)
0
precautious
0
prepared(aware, wary)
0
sharp(alert, attentive, watchful)
0
sleepless(alert, attentive, watchful)
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APASmart Define. (2013). on your guard thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/on_your_guard/thesaurus/synonyms
ChicagoSmart Define. 2013. "on your guard thesaurus" https://smartdefine.org/on_your_guard/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, on your guard thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/on_your_guard/thesaurus/synonyms>.
MLASmart Define. "on your guard thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/on_your_guard/thesaurus/synonyms>