| concern |
| connected with(expression, full, involved, occupied, working) |
| conscientious(considerate, responsive, aware, helpful, concentrating) |
| consumed with curiosity(expression, idiom) |
| contemplating(correct, alert, intelligent, perceptive, attentive) |
| correct(alert, intelligent, perceptive, attentive, watchful) |
| crazy about(expression, adjective, keen, warm, passionate) |
| dedicated(adjective, feature, characteristic, focus) |
| deducing(correct, alert, intelligent, perceptive, attentive) |
| deep(adjective, strong, intense, powerful, full) |
| detecting(correct, alert, intelligent, perceptive, attentive) |
| devoted(adjective, strong, keen, warm, intense) |
| discerning(alert, intelligent, perceptive, attentive, watchful) |
| discovering(correct, alert, intelligent, perceptive, attentive) |
| disposed(prejudiced, biased, subjective) |
| distinct(adjective, feature, characteristic, focus) |
| diverted |
| doctrinaire |
| dogged(adjective, feature, characteristic, focus) |
| dogmatic |