| abashed |
| aberrant(anxious, disturbed, fearful, distraught, preoccupied) |
| abnormal(anxious, disturbed, fearful, distraught, preoccupied) |
| absent(adjective, happy, distant, distracted, absorbed) |
| absent-minded(adjective, happy, distant, distracted, absorbed) |
| abstracted(adjective, happy, distant, distracted, absorbed) |
| acute(adjective, understanding, keen, fine, sensible) |
| aggrieved(adjective, upset, depression, down, afflict) |
| airheaded(adjective, anxious, distant, distracted, absorbed) |
| all wound up(expression, adjective, idiom, absorbed, occupied) |
| apprehensive(adjective, excited, anxious, nervous, worried) |
| arrested |
| asleep(adjective, distant, distracted, absorbed, engaged) |
| assiduous(adjective, involved, absorbed, occupied, engaged) |
| at a loss(expression, idiom, confused, lost, perplexed) |
| at sea(expression, confused, lost, perplexed, bewildered) |
| back |
| baffled(confused, lost, perplexed, bewildered, mystified) |
| behind(tardy, delayed, overdue) |
| behind time(expression, unsettled, late, tardy, delayed) |