| ingenuous(adjective, kindly, ignorant, naive, unknowing) |
| innocuous(adjective, kindly, ignorant, naive, unknowing) |
| innoxious(adjective, kindly, ignorant, naive, unknowing) |
| inobnoxious(adjective, kindly, ignorant, naive, unknowing) |
| inoffensive(adjective, kindly, ignorant, naive, unknowing) |
| isolated(adjective, ignorant) |
| kid(new, raw, inept, unfamiliar, inexperienced) |
| know-nothing |
| mooning(adjective, unconcerned, ignorant, unconscious, heedless) |
| negligent(adjective, unconcerned, ignorant, unconscious, heedless) |
| not all there(expression, idiom, unconcerned, ignorant, unfamiliar) |
| not cognizant(expression, adjective, unconcerned, ignorant, unconscious) |
| offenseless(adjective, kindly, ignorant, naive, unknowing) |
| open(adjective, kindly, ignorant, naive, unknowing) |
| out cold(expression, adjective, unconcerned, ignorant, unconscious) |
| out of it(expression, adjective, idiom, unconcerned, ignorant) |
| out to lunch(expression, adjective, idiom, unconcerned, ignorant) |
| overlooking(unconcerned, unfamiliar, uninformed) |
| prentice(new, raw, inept, unfamiliar, inexperienced) |
| rookie(new, raw, inept, unfamiliar, inexperienced) |