| attentive(adjective, feature, characteristic, kind, sharp) |
| alert(adjective, feature, characteristic, care, sensible) |
| careful(adjective, kind, sharp, bright, sensible) |
| watchful(adjective, feature, characteristic, sharp, detail) |
| vigilant(adjective, feature, characteristic, sharp, bright) |
| observant(adjective, feature, characteristic, kind, sharp) |
| cautious(adjective, adverb, kind, reasonable, care) |
| circumspect(adjective, kind, sharp, bright, sensible) |
| mindful(adjective, kind, deliberate, alert, familiar) |
| regardful(adjective, feature, characteristic, kind, excite) |
| wary(adjective, kind, sharp, bright, sensible) |
| prudent(adjective, kind, reasonable, care, sensible) |
| thoughtful(adjective, kind, reasonable, care, sensible) |
| aware(adjective, feature, characteristic, kind, friendly) |
| conscientious(adjective, careful, attentive, thorough, meticulous) |
| discreet(adjective, kind, sensible, deliberate, alert) |
| intent(adjective, feature, characteristic, excite, detail) |
| guarded(adjective, adverb, reasonable, sensible, deliberate) |
| open-eyed(adjective, feature, characteristic, sharp, bright) |
| scrupulous(adjective, careful, thorough, meticulous, vigilant) |