| have on the brain(expression, adjective, idiom, distracted, absorbed) |
| hung up(expression, adjective, distracted, absorbed, engaged) |
| ignoring |
| ill-considered(careless, stupid, unthinking, obtuse, unperceptive) |
| immersed(adjective, happy, distant, distracted, absorbed) |
| inane(careless, stupid, unthinking, obtuse, unperceptive) |
| incautious(adjective, indifferent, casual, thoughtless, sloppy) |
| inclined to forget(expression, idiom) |
| indiscreet(adjective, indifferent, casual, thoughtless, sloppy) |
| injudicious(careless, stupid, casual, unthinking, obtuse) |
| insensitive(adjective, obtuse, unperceptive, unobservant) |
| intent(adjective, happy, distant, distracted, absorbed) |
| irresponsible(casual, vague, happy-go-lucky, slapdash, forgetful) |
| lax(adjective, careless, indifferent, casual, sloppy) |
| like an absent-minded professor(expression, adjective, idiom, careless, sloppy) |
| listless(adjective, careless, distracted, abstracted, daydreaming) |
| looking out window(expression, adjective, idiom, careless, sloppy) |
| mindless(careless, stupid, casual, unthinking, obtuse) |
| moonraking |
| museful |