| empty(adjective, poor, base, inferior, insignificant) |
| meaningless(adjective, poor, base, stupid, inferior) |
| trifling(adjective, poor, base, inferior, insignificant) |
| unimportant(adjective, poor, base, inferior, insignificant) |
| valueless(adjective, poor, base, inferior, insignificant) |
| contemptible(adjective, poor, base, inferior, insignificant) |
| despicable(adjective, poor, base, inferior, insignificant) |
| good-for-nothing(adjective, poor, base, stupid, inferior) |
| inconsequential(adjective, poor, base, inferior, insignificant) |
| inferior(adjective, poor, base, insignificant, useless) |
| insignificant(adjective, poor, base, inferior, useless) |
| mediocre(adjective, poor, base, inferior, insignificant) |
| trashy(adjective, poor, base, inferior, insignificant) |
| trivial(adjective, poor, base, inferior, insignificant) |
| unessential(adjective, poor, base, inferior, insignificant) |
| thankless |
| chicken-shit |
| gainless |
| inefficacious(adjective, arouse bad feelings) |
| inefficient |