| ineligible(adjective, weak, inadequate, useless, incompetent) |
| insufficient(adjective, weak, inadequate, useless, incompetent) |
| inapt(adjective, suitable, incompetent, impotence) |
| futile(adjective, weak, inferior, inadequate, limited) |
| improper(adjective, dull, flat, slow, awkward) |
| incapacitated(adjective, weak, skill, inadequate, useless) |
| not able(expression, adjective, idiom, skill, talent) |
| not up to(expression, adjective, idiom, weak, skill) |
| unapt(adjective, useless, incompetent, unfit, unqualified) |
| untalented(adjective, awkward, inept, educated, overall) |
| worthless(adjective, inferior, inadequate, limited, feeble) |
| faulty(adjective, useless, unfit) |
| impuissant(adjective, skill, talent, inept, powerless) |
| inappropriate(adjective, dull, flat, slow, awkward) |
| inefficacious(adjective, skill, inferior, inadequate, limited) |
| inoperative(adjective, skill, inferior, inadequate, limited) |
| maladroit(adjective, dull, flat, slow, inadequate) |
| not equal to(expression, adjective, idiom, weak, skill) |
| poor(adjective, weak, inadequate, unfit, unqualified) |
| talentless(adjective, educated, overall, well-informed) |