| cool(adjective, feature, state, trait) |
| daring(adjective, careless, wild, impulsive, rash) |
| deaf(adjective, unkind, uncaring, inconsiderate) |
| dizzy |
| easygoing(adjective, feature, state, dull, trait) |
| free and easy(expression, adjective, idiom, feature, state) |
| gay(adjective, feature, state, trait, casual) |
| harebrained(careless, wild, crazy, vague, impulsive) |
| incogitant(adjective, cold, forget, uncaring, inattentive) |
| incomprehensible(adjective, careless, stupid, unthinking, unobservant) |
| insensible |
| lazy(adjective, slow, careless, indifferent, uninterested) |
| light-hearted(adjective, feature, state, condition, trait) |
| myopic(adjective, dull, careless, indifferent, insensitive) |
| napping(adjective, careless, casual, inattentive, inconsiderate) |
| offhand(adjective, careless, indifferent, casual, sloppy) |
| precipitate(adjective, rude, careless, impulsive, rash) |
| primitive(adjective, unkind, uncaring, inconsiderate) |
| self-centered(adjective, rude, unkind, uncaring, selfish) |
| short(adjective, severe, rude, quick, unkind) |