| inexpedient(careless, foolish, thoughtless, rash, irresponsible) |
| inobservant(adjective, careless, indifferent, apathetic, distracted) |
| madcap(adjective, careless, thoughtless, impulsive, rash) |
| napping(adjective, careless, casual, thoughtless, inconsiderate) |
| out to lunch(expression, adjective, idiom, dull, careless) |
| outrageous(adjective, careless, thoughtless, inconsiderate) |
| physical(adjective, senseless, instinctive) |
| preposterous(adjective, careless, foolish, stupid, unreasonable) |
| promiscuous |
| reasonless(foolish, unreasonable, illogical) |
| reflexive(unwilling, obligatory, compulsory) |
| respectless |
| selfish |
| short-sighted |
| shortsighted(dull, unintelligent, witless) |
| slipshod(adjective, careless, indifferent, casual, sloppy) |
| slovenly(adjective, careless, indifferent, unconcerned, sloppy) |
| slow(adjective, dull, silly, foolish, stupid) |
| sudden(adjective, violent, careless, fierce, casual) |
| superficial(adjective, slight, casual, trivial, petty) |