| jejune |
| maladjusted(incompetent, unqualified, inept, unable, unprepared) |
| maladroit(dull, flat, slow, inadequate, useless) |
| mediocre |
| no good(expression, incompetent, unqualified, inept, unable) |
| not cut out for(expression, inadequate, useless, unqualified, unable) |
| not equal to(expression, inadequate, useless, unqualified, unable) |
| not have it(expression, inadequate, useless, inept, unable) |
| not ready(expression, incompetent, unqualified, inept, unable) |
| not up to(expression, idiom, incompetent, unqualified, inept) |
| out to lunch(expression, idiom, inadequate, inept, unable) |
| outline(simple, rude, natural, raw, whole) |
| pedestrian |
| poor |
| prentice(adjective, simple, rude, natural, raw) |
| raw(simple, natural, inadequate, whole, unable) |
| rough-hewn(adjective, simple, natural, raw, whole) |
| sketchy(adjective, simple, natural, raw, whole) |
| skill-less |
| thoughtless |