| untrained(adjective, inadequate, useless, incompetent, unqualified) |
| worthless(adjective, useless, unfit, unworthy, undeserving) |
| amateur(adjective, inadequate, useless, incompetent, unqualified) |
| amateurish(inadequate, useless, inept, unable, unskilled) |
| awkward(inadequate, useless, incompetent, unqualified, inept) |
| bad(adjective, useless, unfit) |
| base(unfit, worthless, unworthy, undeserving) |
| beneath(unfit, worthless, unworthy, undeserving) |
| blamable(unfit, worthless, unworthy, undeserving) |
| bungling(inadequate, useless, incompetent, unqualified, inept) |
| bush-league(adjective, inadequate, useless, unqualified, inept) |
| butterfingers(adjective, weak, inadequate, unfit, unqualified) |
| clashing(adjective, inadequate, disagreeable, senseless, inappropriate) |
| clumsy(inadequate, useless, incompetent, unqualified, inept) |
| contemptible(adjective, unfit, worthless, unworthy, undeserving) |
| degrading(unfit, worthless, unworthy, undeserving) |
| disabled(adjective, useless, unfit) |
| disadvantageous |
| discommodious |
| disgraceful(unfit, worthless, unworthy, undeserving) |