| simple(noun, adjective, fool, silly, stupid) |
| fool(noun, person, simple, stupid, innocent) |
| green(adjective, innocent, thick, unfamiliar, unconscious) |
| semiliterate(adjective, educated, overall, well-informed) |
| unscholarly(adjective, ignorant, educated, overall, well-informed) |
| analphabetic |
| dunce(noun, simple, fool, innocent, jerk) |
| foolish(adjective, silly, stupid, green, fat) |
| innocent(noun, adjective, simple, fool, silly) |
| lowbrow(ignorant, untaught, unschooled) |
| moron(simple, fool, innocent, jerk, clown) |
| nescient(adjective, knowledge, innocent, ignorant, unfamiliar) |
| shallow(adjective, silly, stupid, innocent, green) |
| unintellectual(adjective, innocent, unfamiliar, unconscious, unknowing) |
| ass(noun, simple, fool, innocent, jerk) |
| brainless(adjective, silly, stupid, green, fat) |
| four-letter man |
| illiterate person(noun, expression, idiom) |
| mindless(adjective, silly, stupid, innocent, green) |
| unaware(adjective, innocent, unfamiliar, unconscious, unknowing) |