- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
314 entries under adjective topic. ×
| intent(feature, characteristic, strong, intense) | |
| observing(understanding, kind, friendly, attention) | |
| on guard(expression, idiom, adverb, keen) | |
| thoughtful(kind, reasonable, sensible, delicate) | |
| discerning(understanding, cool, reasonable, keen) | |
| wide awake(expression, sympathetic, wise, attentive) | |
| astute(understanding, cool, kind, keen) | |
| guarded(adverb, reasonable, keen, sensible) | |
| on the ball(expression, idiom, keen, sharp) | |
| on the lookout(expression, idiom, sharp, lively) | |
| sharp-eyed(sympathetic, alert, witting, attentive) | |
| conscious(understanding, cool, keen, sharp) | |
| eagle-eyed(alert, attentive, watchful, sharp-eyed) | |
| intelligent(understanding, cool, sharp, smart) | |
| interested(strong, open, friendly, intense) | |
| meticulous(alert, careful, sober, attentive) | |
| obedient(alert, attentive, compliant, submissive) | |
| penetrating(understanding, strong, sharp, smart) | |
| questioning(alert, attentive, watchful, circumspect) | |
| scrupulous(alert, careful, thoughtful, sober) |
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| APA | Smart Define. (2016). observant thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/observant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, observant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>. |
| MLA | Smart Define. "observant thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms> |