| understanding(adjective, keen, fine, sensible, delicate) |
| unglued(confused, lost, perplexed, bewildered, mystified) |
| unpunctual(unsettled, late, tardy, delayed, overdue) |
| unquiet(adjective, excited, anxious, nervous, pressure) |
| unready |
| unstable(adjective, understanding, keen, fine, sensible) |
| untimely |
| uptight(adjective, upset, excited, uncertain, anxious) |
| wired(adjective, understanding, keen, fine, sensible) |
| worried(adjective, upset, excited, uncertain, anxious) |
| absorbed(adjective, distracted, occupied, intent, engaged) |
| agitated(excited, anxious, nervous, pressure, shaky) |
| alarmed(adjective, upset, uncertain, anxious, nervous) |
| anxious(adjective, upset, excited, uncertain, nervous) |
| backward(late, tardy, delayed, overdue) |
| behindhand(unsettled, late, tardy, delayed, overdue) |
| belated(unsettled, late, tardy, delayed, overdue) |
| bothered(adjective, upset, anxious, nervous, tense) |
| psychotic(adjective, troubled) |
| retarded(late, delayed, overdue) |