| undiscerning(adjective, careless, indifferent, apathetic, insensitive) |
| unfamiliar(adjective, knowledge, unconcerned, ignorant, inexperienced) |
| mooning(adjective, careless, silly, foolish, unconcerned) |
| regardless(adjective, soft, careless, indifferent, casual) |
| senseless(adjective, careless, silly, foolish, thoughtless) |
| unfeeling(adjective, cold, indifferent, senseless, impassive) |
| unthinking(adjective, careless, indifferent, silly, foolish) |
| blundering(adjective, careless, thoughtless, ignorant, unaware) |
| napping(adjective, careless, casual, thoughtless, inattentive) |
| aloof(adjective, indifferent, senseless, unsympathetic, unresponsive) |
| callous(adjective, cold, indifferent, senseless, unsympathetic) |
| daydreaming(adjective, careless, silly, foolish, unconcerned) |
| forgetting(adjective, ignorant, unaware, forgetful, unnoticing) |
| in the clouds(noun, expression, adjective, idiom) |
| lax(adjective, soft, careless, casual, tolerant) |
| unenlightened(adjective, knowledge, innocent, unconcerned, ignorant) |
| uninstructed(adjective, unconcerned, thick, ignorant, naive) |
| unperceptive(adjective, senseless, blind) |
| wool-gathering(noun, adjective, ignore, forget, vague) |
| woolgathering(adjective, careless, remote, vague, sloppy) |