| unworkable(adjective, wild, unreasonable, useless, absurd) |
| impracticable(adjective, wild, unreasonable, useless, absurd) |
| impractical(adjective, unreasonable, useless, absurd, preposterous) |
| unfeasible(adjective, wild, unreasonable, useless, absurd) |
| impossible(adjective, wild, unreasonable, useless, absurd) |
| unrealizable(adjective, unreasonable, inaccessible, impossible, unreachable) |
| unattainable(adjective, wild, unreasonable, useless, absurd) |
| hopeless(adjective, impossibility) |
| difficult |
| improbable(adjective, wild, unreasonable, useless, absurd) |
| inaccessible |
| unrealistic(adjective, wild, unreasonable, useless, absurd) |
| unusable(adjective, wild, unreasonable, useless, absurd) |
| visionary(wild, unreasonable, useless, absurd, preposterous) |
| abstract(wild, unreasonable, useless, absurd, unrealistic) |
| absurd(wild, unreasonable, useless, preposterous, unrealistic) |
| chimerical(wild, unreasonable, useless, absurd, unrealistic) |
| desperate |
| idealistic(wild, unreasonable, useless, absurd, unrealistic) |
| illogical(wild, unreasonable, useless, absurd, unrealistic) |