| negligent(adjective, unconcerned, ignorant, unconscious, heedless) |
| nescient(adjective, unconcerned, ignorant, unconscious, heedless) |
| not all there(expression, adjective, idiom, unconcerned, confused) |
| not cognizant(expression, adjective, unconcerned, ignorant, unconscious) |
| oblivious(adjective, unconcerned, ignorant, unconscious, heedless) |
| out cold(expression, adjective, unconcerned, ignorant, unconscious) |
| out of it(expression, adjective, idiom, unconcerned, ignorant) |
| out to lunch(expression, adjective, idiom, unconcerned, ignorant) |
| punchy |
| silly |
| slaphappy |
| spacey(adjective, unconcerned, ignorant, unconscious, heedless) |
| unacquainted(adjective, unconcerned, ignorant, unconscious, heedless) |
| unaware(adjective, ignorant, unconscious, uninformed) |
| unconscious(adjective, unconcerned, ignorant, heedless, negligent) |
| unenlightened(adjective, unconcerned, ignorant, unconscious, heedless) |
| unfamiliar(adjective, unconcerned, ignorant, unconscious, heedless) |
| uninformed(adjective, unconcerned, ignorant, unconscious, heedless) |
| uninstructed(adjective, unconcerned, ignorant, unconscious, heedless) |
| unknowing(adjective, unconcerned, ignorant, unconscious, heedless) |