Synonyms|770Antonyms|162|Broader|10Narrower|10Related|1.1k

120 entries under alert topic. ×

1
not missing a trick(expression, idiom, intelligent, watchful)
1
obedient(intelligent, attentive, watchful, discerning)
1
observative(intelligent, attentive, watchful, discerning)
1
on guard(expression, adjective, sharp, bright, lively)
1
open-eyed
1
questioning(intelligent, attentive, logical, watchful)
1
regardful(adjective, enthusiastic, intelligent, attentive)
1
spirited(adjective, strong, sharp, bright, intense)
1
surveying(intelligent, attentive, watchful, discerning)
1
wide-awake(sharp, bright, lively, intelligent)
0
calm(reasoning, intellectual, mental, lucid)
0
clued-in
0
clued up(expression, aware, clued-in)
0
collected(reasoning, intellectual, mental, lucid)
0
composed
0
knows what's what(adjective, sensitive)
0
levelheaded(wise, shrewd, intellectual, mental)
0
on the stick(expression, idiom, aware, clued-in)
0
on your toes(expression, idiom, aware, clued-in)
0
with your wits about you(expression, idiom, aware, clued-in)
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ChicagoSmart Define. 2016. "perceptive thesaurus" https://smartdefine.org/perceptive/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, perceptive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/perceptive/thesaurus/synonyms>.
MLASmart Define. "perceptive thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/perceptive/thesaurus/synonyms>