521 entries under adjective topic. ×
| assiduous(thoughtful, sober, considerate, cautious) | |
| brainy(understanding, keen, sharp, smart) | |
| chary(reasonable, sensible, deliberate, restrained) | |
| concentrating(set, determined, deep, caring) | |
| conscientious(careful, sober, considerate, aware) | |
| enthusiastic(strong, moving, keen, bright) | |
| fast(activity, keen, bright, energetic) | |
| insightful(understanding, keen, sensitive, familiar) | |
| interested(strong, open, friendly, intense) | |
| knowledgeable(understanding, keen, sharp, smart) | |
| mettlesome(bright, energetic, passionate, lively) | |
| on the job(expression, idiom, keen, sharp) | |
| particular(care, thoughtful, sober, prudent) | |
| peppy(moving, bright, energetic, lively) | |
| perky(moving, keen, bright, happy) | |
| prepared(care, excited, ready, anxious) | |
| rapt(set, attention, deep, fixed) | |
| responsible(smart, bright, competent, attentive) | |
| responsive(understanding, open, keen, sharp) | |
| sensible(understanding, open, keen, smart) |
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| APA | Smart Define. (2016). alert thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/alert/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, alert thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>. |
| MLA | Smart Define. "alert thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms> |