140 entries under attentive topic. ×
| perceptive(adjective, understanding, strong, open, keen) | |
| alive(adjective, adverb, open, keen, sharp) | |
| open-eyed(adjective, feature, characteristic, keen, sharp) | |
| ready(adjective, activity, open, keen, sharp) | |
| on the lookout(expression, adjective, idiom, care, lively) | |
| intent(adjective, feature, characteristic, strong, intense) | |
| wakeful(adjective, keen, sharp, care, careful) | |
| on the ball(expression, adjective, idiom, adverb, keen) | |
| on guard(expression, adjective, idiom, adverb, keen) | |
| wise(verb, adjective, understanding, keen, sharp) | |
| overprotective(adjective, careful, protective) | |
| spirited(adjective, strong, moving, keen, sharp) | |
| acute(adjective, understanding, strong, keen, sharp) | |
| guarded(adjective, adverb, keen, care, sensible) | |
| wide-awake(adjective, adverb, keen, sharp, smart) | |
| conscious(adjective, understanding, open, keen, sharp) | |
| observing(adjective, understanding, keen, sensible, certain) | |
| sharp-eyed(adjective, intelligent, watchful, vigilant) | |
| discerning(adjective, understanding, keen, sharp, smart) | |
| meticulous(adjective, careful, thoughtful, sober) |
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| APA | Smart Define. (2016). alert thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/alert/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, alert thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>. |
| MLA | Smart Define. "alert thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms> |