| futile(adjective, dull, weak, simple, poor) |
| useless(adjective, weak, poor, base, value) |
| vain(adjective, value, silly, stupid, insignificant) |
| worthless(adjective, poor, base, value, silly) |
| silly(adjective, foolish, stupid, insignificant, useless) |
| unavailing(adjective, poor, base, inferior, insignificant) |
| bootless(adjective, stupid, useless, trivial, empty) |
| ineffectual(adjective, weak, poor, base, inferior) |
| senseless(adjective, dull, simple, slow, value) |
| purposeless(adjective, value, silly, stupid, insignificant) |
| fruitless(adjective, idle, product, useless, trivial) |
| ineffective(adjective, poor, base, stupid, inferior) |
| half-assed |
| meaningless(adjective, dull, simple, poor, use) |
| unproductive(adjective, poor, base, inferior, insignificant) |
| fatuous(adjective, simple, silly, foolish, stupid) |
| unsuccessful(adjective, weak, useless, trivial, empty) |
| irrelevant(adjective, dull, simple, foolish, insignificant) |
| unprofitable(adjective, poor, base, inferior, insignificant) |
| idle(adjective, silly, foolish, dry, useless) |