| thoughtless(adjective, careless, indifferent, apathetic, distracted) |
| vague(adjective, ignore, careless, indifferent, forget) |
| woolgathering(adjective, careless, distracted, abstracted, daydreaming) |
| napping |
| scatterbrained(adjective, ignore, careless, forget, apathetic) |
| unseeing(adjective, inattentive) |
| bemused |
| in a reverie(expression, idiom, inattention) |
| in the clouds(expression, idiom, inattention) |
| inadvertent(adjective, careless, indifferent, apathetic, distracted) |
| inobservant(adjective, careless, indifferent, apathetic, distracted) |
| musing(adjective, careless, indifferent, apathetic, distracted) |
| neglectful(adjective, careless, indifferent, apathetic, unconcerned) |
| negligent(adjective, careless, indifferent, apathetic, unconcerned) |
| pensive |
| unconscious(adjective, careless, indifferent, apathetic, unconcerned) |
| unheeding(adjective, careless, indifferent, apathetic, distracted) |
| unmindful(adjective, careless, indifferent, apathetic, unconcerned) |
| unnoticing(adjective, careless, indifferent, apathetic, unconcerned) |
| unobserving(adjective, careless, indifferent, apathetic, distracted) |