| futile(adjective, weak, flat, sad, unhappy) |
| vain(adjective, weak, flat, sad, unhappy) |
| useless(adjective, weak, flat, failure, inferior) |
| unproductive(adjective, weak, flat, silly, stupid) |
| bootless(adjective, failure, stupid, idle, inadequate) |
| unavailing(adjective, weak, failure, silly, stupid) |
| ineffective(adjective, weak, failure, silly, stupid) |
| pointless(adjective, idle, product, useless, trivial) |
| unfruitful(adjective, inferior, inadequate, limited, product) |
| ineffectual(adjective, weak, failure, silly, stupid) |
| unprofitable(adjective, flat, silly, stupid, inadequate) |
| abortive(adjective, failure, stupid, idle, inadequate) |
| barren(adjective, inferior, inadequate, limited, product) |
| unsuccessful(adjective, weak, inferior, inadequate, limited) |
| profitless(adjective, stupid, idle, product, useless) |
| half ass |
| sterile(noun, adjective, clean, product, useless) |
| empty(adjective, product, useless, trivial, bleak) |
| idle(adjective, weak, stupid, inadequate, limited) |
| worthless(adjective, stupid, inadequate, limited, feeble) |