Synonyms|648Antonyms|154|Broader|16Narrower|18Related|740

132 entries under alert topic. ×

5
alive(adjective, cool, sensible, significant)
5
bright(adjective, open, cool, sharp, friendly)
5
concerned(adjective, kind, friendly, deliberate)
5
considering(adjective, attentive, watchful, circumspect)
5
discreet(adjective, understanding, kind, keen, sharp)
5
searching(adjective, attentive, watchful, penetrating)
5
solicitous(adjective, kind, deliberate, careful)
5
surveying(adjective, attentive, watchful, circumspect)
5
understanding(noun, adjective, sharp, smart)
4
chary(adjective, reasonable, sensible, deliberate, restrained)
4
contemplating(adjective, attentive, watchful, circumspect)
4
deliberate(adjective, cool, kind, friendly)
4
judicious(adjective, understanding, cool, reasonable, keen)
4
on the watch(expression, adjective, idiom, adverb, attention)
4
ready(adjective, open, sharp, friendly, bright)
4
wide-awake(adjective, keen, sharp, bright, lively)
3
active(sharp, bright, lively, aware)
3
agog(adjective, strong, keen, intense, powerful)
3
all ears(expression, adjective, sharp, bright, lively)
3
apprehensive(adjective, cool, sensible, deliberate)
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APASmart Define. (2016). observant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/observant/thesaurus/synonyms
ChicagoSmart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, observant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>.
MLASmart Define. "observant thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms>