| useless(adjective, weak, poor, failure, base) |
| futile(adjective, weak, poor, base, stupid) |
| bootless(adjective, failure, stupid, idle, inadequate) |
| worthless(adjective, poor, base, value, stupid) |
| ineffective(adjective, weak, poor, failure, base) |
| ineffectual(adjective, weak, poor, failure, base) |
| vain(adjective, weak, stupid, short, idle) |
| fruitless(adjective, weak, failure, silly, stupid) |
| pointless(adjective, poor, base, inferior, insignificant) |
| unproductive(adjective, weak, poor, base, silly) |
| abortive(adjective, weak, failure, stupid, idle) |
| unprofitable(adjective, poor, base, silly, stupid) |
| idle(adjective, weak, stupid, dry, inadequate) |
| unsuccessful(adjective, weak, inferior, short, inadequate) |
| barren(adjective, poor, base, inferior, insignificant) |
| inefficacious(adjective, inferior, inadequate, useless, trivial) |
| insignificant(adjective, poor, base, stupid, inferior) |
| profitless(adjective, poor, base, stupid, inferior) |
| sterile(adjective, poor, base, inferior, insignificant) |
| trifling(adjective, poor, failure, base, inferior) |