| rabid(adjective, violent, foolish, stupid, mad) |
| sophistic(adjective, foolish, mad, irrational, worthless) |
| unattainable(adjective, expensive, high-priced, pricey, pricely) |
| undeserved(adjective, improper, excessive, unwarranted, unnecessary) |
| uneconomical(adjective, fancy, high, extravagant, lavish) |
| unequal |
| unscientific(adjective, reasoning) |
| unthoughtful(adjective, thoughtless) |
| unwarrantable(adjective, wrong, improper, excessive, unwarranted) |
| unworkable(adjective, useless, absurd, preposterous, impossible) |
| vacuous(adjective, careless, stupid, thoughtless, absurd) |
| witless(adjective, weak, simple, careless, silly) |
| wrongful(adjective, excessive, unwarranted, unfair, iniquitous) |
| absonant(adjective, extreme, improper, stiff, extravagant) |
| baseless(adjective, poor, foolish, worthless, unwarranted) |
| batty(adjective, silly, foolish, stupid, crazy) |
| cockamamie(weak, simple, foolish, illogical) |
| cracked(silly, foolish, stupid) |
| daft(adjective, weak, simple, silly, foolish) |
| dotty(adjective, weak, simple, silly, foolish) |