| indefensible(adjective, weak, vulnerable, submission, helpless) |
| invalid(adjective, false, useless, reasoning, unfit) |
| unsound(adjective, false, reasoning, defended, indefensible) |
| unsustainable(adjective, unfounded, defended, verbal attack) |
| illogical(adjective, sense, reasoning, defended, indefensible) |
| unfounded(adjective, false, defended, verbal attack) |
| unjustifiable(adjective, unwarranted, untrue, flimsy, unfounded) |
| insupportable(adjective, defended, verbal attack) |
| vulnerable(adjective, exposed, helpless) |
| fallacious(adjective, false, reasoning) |
| faulty(adjective, false, useless, unfit) |
| unreasonable(adjective, reasoning, defended, verbal attack) |
| groundless(adjective, reasoning, defended, verbal attack) |
| baseless(adjective, substantiation) |
| weak(adjective, vulnerable, shallow, flimsy, exposed) |
| unacceptable(adjective, unacceptable, defended, verbal attack) |
| defenseless(adjective, vulnerable, exposed, helpless, impotence) |
| flawed(adjective, indefensible) |
| incredible(adjective, unbelievable, implausible, improbable) |
| specious |