| non-serviceable(adjective, useless, unfit) |
| noneffective(adjective, useless, unfit) |
| not able(expression, weak, skill, unfit, inept) |
| not cut out for(expression, idiom, weak, skill, unfit) |
| not equal to(expression, idiom, weak, skill, unfit) |
| not ready(expression, incompetent, unqualified, inept) |
| not up to(expression, idiom, weak, skill, unfit) |
| old(adjective, feeble, dilapidated, debilitated, deteriorated) |
| out-of-action(adjective, injured, debilitated, wounded, disabled) |
| out-of-use(adjective, useless, unfit) |
| out of action(expression, adjective, idiom, sick, weakened) |
| out of commission(expression, adjective, weak, skill, broken) |
| paraplegic |
| played out |
| quavering(feeble, frail, flimsy, dilapidated, debilitated) |
| ramshackle(feeble, frail, flimsy, dilapidated, debilitated) |
| rickety(feeble, frail, flimsy, dilapidated, debilitated) |
| run down |
| scotched(verb, disabled) |
| seedy(feeble, frail, flimsy, dilapidated, debilitated) |