| jerk(noun, simple, slang, ability, informal) |
| numskull(noun, simple, fool, innocent, jerk) |
| halfwit(noun, simple, fool, innocent, jerk) |
| bonehead(noun, simple, fool, innocent, jerk) |
| twit(noun, simple, fool, innocent, jerk) |
| birdbrain(noun, simple, fool, innocent, jerk) |
| dunderhead(noun, simple, fool, innocent, jerk) |
| silly(noun, simple, fool, innocent, jerk) |
| boob(noun, simple, informal, fool, stupid) |
| cretin(noun, simple, slang, ability, fool) |
| buffoon(noun, simple, fool, innocent, jerk) |
| clown(noun, simple, fool, innocent, jerk) |
| fathead(noun, simple, fool, innocent, jerk) |
| loon(noun, simple, fool, innocent, jerk) |
| innocent(simple, fool, jerk, clown) |
| schlemiel(noun, simple, fool, innocent, jerk) |
| sucker(simple, fool, innocent, jerk, clown) |
| bore(simple, fool, innocent, jerk, clown) |
| dumb ox(expression, simple, fool, innocent, jerk) |
| easy mark(expression, simple, fool, innocent, jerk) |