| weak(adjective, stupid, useless, impractical, hopeless) |
| bankrupt |
| broken |
| chimerical(adjective, wild, unreasonable, useless, absurd) |
| counterproductive(adjective, weak, poor, base, inferior) |
| detrimental(adjective, useless) |
| disused(adjective, useless, tired, unfit, bent) |
| expendable(adjective, weak, stupid, useless, impractical) |
| expired |
| feckless(adjective, weak, stupid, useless, impractical) |
| infeasible(adjective, wild, unreasonable, useless, absurd) |
| no-good(adjective, poor, base, inferior, insignificant) |
| nonviable(adjective, wild, unreasonable, useless, absurd) |
| of no use(verb, expression, adjective, idiom, phrasal verb) |
| otherworldly(adjective, wild, unreasonable, useless, absurd) |
| scrap(adjective, weak, stupid, idle, useless) |
| speculative(adjective, wild, unreasonable, useless, absurd) |
| unfunctional(adjective, weak, stupid, idle, useless) |
| unreal(adjective, wild, unreasonable, useless, absurd) |
| unreasonable(adjective, inoperative, incapacitated, unpractical, unviable) |