| nescient(adjective, innocent, unconcerned, ignorant, unfamiliar) |
| out to lunch(expression, adjective, idiom, careless, remote) |
| suppressed(ignorant, unaware) |
| undiplomatic(careless, thoughtless, inconsiderate) |
| unintellectual(adjective, innocent, thick, unfamiliar, unconscious) |
| unintentional(ignorant, unknowing, unaware, unsuspecting) |
| unknowledgeable(adjective, innocent, thick, unfamiliar, unconscious) |
| unpremeditated(careless, thoughtless, ignorant, unaware, inconsiderate) |
| unreasoning(adjective, dull, careless, indifferent, thoughtless) |
| unresponsive(adjective, cold, indifferent, impassive, insensitive) |
| untactful(careless, thoughtless, inconsiderate) |
| absentee(adjective, present) |
| apathetic(noun, adjective, careless, indifferent, distracted) |
| asleep(adjective, anxious, distant, distracted, absorbed) |
| away |
| blank(naive, ingenuous, unwitting) |
| blind to(expression, adjective, innocent, unfamiliar, unconscious) |
| calm(cold, indifferent, unyielding) |
| casual(soft, tolerant, slack, lenient, happy-go-lucky) |
| cold(adjective, indifferent, unsympathetic, impassive, unresponsive) |