Synonyms|185Antonyms|49|Broader|0Narrower|0Related|5

62 entries under alert topic. ×

1
suspicious(adjective, restrained, hesitant, reserved)
1
unsleeping(adjective, keen, anxious, careful)
1
waiting on(expression, adjective, keen, careful)
1
wired(adjective, sharp, bright, lively)
1
wise(adjective, sharp, bright, lively)
0
apprehensive(aware, clued-in)
0
bright-eyed and bushy-tailed(adjective, sharp, bright, lively)
0
clued-in
0
clued up(expression, aware, clued-in)
0
defensive(adjective, adverb, careful, watchful)
0
feeling wary(expression, adverb, careful)
0
fully awake(adjective, sharp, bright, lively)
0
not missing a trick(expression, idiom, attentive, observant)
0
on the stick(expression, adjective, idiom, aware)
0
on your guard(expression, adjective, aware, attentive)
0
on your toes(expression, idiom, aware, clued-in)
0
prepared(adjective, aware, attentive, wary)
0
see after(expression, attentive, observant)
0
see to(expression, attentive, observant)
0
sensible(adjective, smooth, wise, aware)
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APASmart Define. (2015). on the lookout thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/on_the_lookout/thesaurus/synonyms
ChicagoSmart Define. 2015. "on the lookout thesaurus" https://smartdefine.org/on_the_lookout/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, on the lookout thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/on_the_lookout/thesaurus/synonyms>.
MLASmart Define. "on the lookout thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/on_the_lookout/thesaurus/synonyms>