| idiot(noun, person, simple, ability, fool) |
| imbecile(noun, person, simple, ability, fool) |
| fool(noun, person, simple, ability, informal) |
| moron(noun, person, simple, ability, fool) |
| half-wit(noun, person, fool) |
| nitwit(noun, simple, ability, fool, innocent) |
| simpleton(noun, simple, ability, fool, innocent) |
| nerd(informal, call, noun, slang, fool) |
| dope(noun, simple, ability, informal, fool) |
| toolbox(noun, person, failure, individual, retard) |
| ass(noun, simple, ability, fool, innocent) |
| dunce(noun, simple, fool, innocent, jerk) |
| jackass(noun, ability, fool) |
| jerk(noun, simple, slang, ability, fool) |
| nincompoop(noun, simple, ability, fool, innocent) |
| wanker |
| blockhead(noun, simple, fool, innocent, jerk) |
| changeling |
| dog(noun, beast, bastard, bounder, bugger) |
| dolt(noun, simple, fool, innocent, jerk) |