| ill-starred(adjective, bad, poor, miserable, wretched) |
| in a bad way(expression, idiom, bad, poor, awkward) |
| in vain(adjective, unsuccess) |
| inadequate(adjective, weak, inferior, short, limited) |
| inauspicious(miserable, wretched, unfortunate, doomed) |
| indecisive(weak, inferior, inadequate, limited, feeble) |
| inept(weak, poor, awkward, inadequate, limited) |
| inferior(inadequate, limited, feeble, useless, vain) |
| infertile |
| innocuous(inferior, inadequate, limited, feeble, useless) |
| inopportune(bad, poor, awkward, inappropriate, unfortunate) |
| insufficient(adjective, weak, short, useless, trivial) |
| invalid(adjective, meaningless, unsubstantiated, unsupported, annulled) |
| jinxed(bad, poor, awkward, inappropriate, unfortunate) |
| limited(inferior, inadequate, feeble, useless, vain) |
| miscarry |
| miscarrying |
| negated(adjective, meaningless, invalid, unsubstantiated, unsupported) |
| neutralized(inferior, inadequate, limited, feeble, useless) |
| no-win |