| alert(adjective, feature, characteristic, understanding, keen) |
| observant(adjective, feature, characteristic, understanding, kind) |
| heedful(adjective, feature, characteristic, kind, sharp) |
| vigilant(adjective, feature, characteristic, understanding, keen) |
| watchful(adjective, feature, characteristic, understanding, keen) |
| careful(adjective, kind, keen, sharp, bright) |
| intent(adjective, feature, characteristic, reasonable, keen) |
| mindful(adjective, understanding, kind, keen, sensible) |
| thoughtful(adjective, understanding, kind, reasonable, friendly) |
| regardful(adjective, feature, characteristic, kind, excite) |
| aware(adjective, feature, characteristic, understanding, kind) |
| cautious(adjective, kind, keen, sensible, restrained) |
| wary(adjective, kind, keen, sharp, bright) |
| kind(noun, adjective, good, understanding, friendly) |
| considerate(adjective, understanding, kind, reasonable, friendly) |
| sharp(adjective, understanding, keen, bright, lively) |
| meticulous(adjective, alert, careful, thoughtful, sober) |
| circumspect(adjective, understanding, kind, keen, sharp) |
| prudent(adjective, kind, reasonable, sensible, deliberate) |
| rapt(adjective, set, reasonable, keen, attention) |