| amateur(adjective, immoral, sloppy, unprincipled, inexpert) |
| amateurish(adjective, ability, skillfully) |
| unskilled(adjective, ability, inept, substandard, clumsy) |
| improper(adjective, wrong, immoral, unprincipled, unsuited) |
| incompetent(adjective, immoral, sloppy, substandard, unprincipled) |
| inefficient(adjective, immoral, unprincipled, unethical, skillfully) |
| inexpert(adjective, immoral, sloppy, inept, substandard) |
| inexperienced(adjective, immoral, inept, substandard, clumsy) |
| unethical(adjective, wrong, corrupt, dishonest, immoral) |
| inferior |
| lax(adjective, skillfully) |
| negligent(adjective, immoral, unprincipled, unethical, skillfully) |
| second-rate |
| unfitted(adjective, inexpert, unsuited, untrained) |
| untrained(adjective, immoral, inept, substandard, clumsy) |
| unworthy(adjective, skillfully) |
| inadequate(adjective, immoral, unprincipled, inexpert, unethical) |
| inappropriate |
| lay |
| unprincipled(adjective, wrong, corrupt, dishonest, immoral) |