| slim |
| sorry(adjective, weak, poor, miserable, inferior) |
| sparing(close, light, poor, inadequate, tight) |
| sub-par |
| tight-fisted(adjective, poor, small, insignificant, unimportant) |
| unaccomplished(adjective, incomplete) |
| unapt(adjective, useless, unfit, inept, unskilled) |
| unconsummated |
| unconvincing(adjective, weak, flat, poor, thin) |
| unfit(adjective, weak, false, inadequate, useless) |
| unproductive(adjective, weak, slight, poor, small) |
| unskilled(adjective, weak, inadequate, useless, unfit) |
| unsuited(adjective, weak, inadequate, useless, unfit) |
| unusual(adjective, inadequate, limited, rare, deficient) |
| wretched(adjective, poor, small, common, miserable) |
| abridged |
| addle |
| aged(adjective, weak, thin, delicate, shaky) |
| ailing(adjective, weak, thin, delicate, shaky) |
| amateur(inadequate, useless, inept, unable, unskilled) |