| inefficient(adjective, well, incompetent, wasteful, unproductive) |
| bungling(incompetent, wasteful, unproductive) |
| careless(incompetent, wasteful, unproductive) |
| disorganized(incompetent, wasteful, unproductive) |
| extravagant(incompetent, wasteful, unproductive) |
| faulty(incompetent, wasteful, unproductive) |
| feeble(incompetent, wasteful, unproductive) |
| half-baked(incompetent, wasteful, unproductive) |
| improvident(incompetent, wasteful, unproductive) |
| incapable(incompetent, wasteful, unproductive) |
| incompetent(wasteful, unproductive) |
| ineffective(incompetent, wasteful, unproductive) |
| ineffectual(incompetent, wasteful, unproductive) |
| inefficacious(incompetent, wasteful, unproductive) |
| inept(incompetent, wasteful, unproductive) |
| inexpert(incompetent, wasteful, unproductive) |
| not cut out for(expression, idiom, incompetent, wasteful, unproductive) |
| prodigal(incompetent, wasteful, unproductive) |
| shooting blanks(expression, incompetent, wasteful, unproductive) |
| slack(incompetent, wasteful, unproductive) |