| off guard(expression, adjective, adverb, careless, bold) |
| out of it(expression, adjective, idiom, careless, silly) |
| out to lunch(expression, adjective, idiom, careless, unconcerned) |
| overindulgent(soft, tolerant, slack, lenient, remiss) |
| procrastinating(slow, late, criminal, remiss, tardy) |
| scatterbrained(adjective, careless, indifferent, foolish, apathetic) |
| silly(adjective, foolish, senseless, insensitive, unnecessary) |
| sluggish(adjective, slow, late, lazy, remiss) |
| soft(tolerant, slack, lenient, remiss) |
| stupid(adjective, insensitive, obtuse, unperceptive, indiscriminating) |
| thriftless |
| tolerant(adjective, feature, state, soft, trait) |
| uncircumspect(careless, casual, thoughtless, heedless, happy-go-lucky) |
| undisturbed(adjective, feature, state, indifferent, trait) |
| unemotional(adjective, calm, cool, relaxed, cold) |
| uninformed(adjective, unconcerned, ignorant, naive, unconscious) |
| unknowing(adjective, unconcerned, ignorant, naive, unconscious) |
| unmoved(adjective, cold, indifferent, dead, unsympathetic) |
| unnoticing(adjective, careless, indifferent, apathetic, unconcerned) |
| unobserving(adjective, careless, indifferent, apathetic, distracted) |