521 entries under adjective topic. ×
| bright(good, clear, open, moving) | |
| brisk(moving, pleasant, keen, sharp) | |
| agile(keen, sharp, smart, bright) | |
| mindful(understanding, keen, sensible, certain) | |
| perceptive(understanding, strong, open, keen) | |
| prompt(noun, verb, activity, fast) | |
| alive(adverb, open, keen, sharp) | |
| fresh(energetic, person, energy, keen) | |
| open-eyed(feature, characteristic, keen, sharp) | |
| ready(activity, open, keen, sharp) | |
| on the lookout(expression, idiom, care, lively) | |
| quick-witted(strong, keen, sharp, ability) | |
| astute(understanding, keen, sharp, smart) | |
| intent(feature, characteristic, strong, intense) | |
| prudent(care, careful, thoughtful, sober) | |
| wakeful(keen, sharp, care, careful) | |
| on the ball(expression, idiom, adverb, keen) | |
| animated(strong, moving, keen, smart) | |
| on guard(expression, idiom, adverb, keen) | |
| spry(activity, good, clear, moving) |
For more, visit
Alert on
Power Thesaurus
| APA | Smart Define. (2016). alert thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/alert/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, alert thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>. |
| MLA | Smart Define. "alert thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms> |