| inessential(adjective, insignificant, unimportant, trivial, irrelevant) |
| invalid(reasoning, irrational, trifling, petty, arbitrary) |
| lesser(adjective, light, slight, lower, low) |
| nonessential(adjective, mean, slight, lower, value) |
| poor(adjective, slight, lower, base, inferior) |
| senseless(adjective, wrong, value, foolish, stupid) |
| stingy |
| subordinate(adjective, light, slight, low, small) |
| unconsidered(adjective, insignificant, unimportant, minor) |
| unsubstantial(adjective, light, weak, soft, slight) |
| casual(adjective, light, weak, soft, slight) |
| counterproductive(adjective, poor, base, inferior, insignificant) |
| despicable(adjective, poor, base, inferior, insignificant) |
| dispensable |
| fiddling(adjective, unimportant) |
| foolish(adjective, stupid, trivial, senseless, irrational) |
| futile(adjective, poor, base, value, stupid) |
| good-for-nothing(adjective, poor, base, value, inferior) |
| inadequate(adjective, weak, soft, slight, gentle) |
| incoherent(foolish, stupid, fantastic, senseless, confused) |