| nugatory(adjective, poor, base, value, inferior) |
| hollow(adjective, value, insignificant, unimportant, trivial) |
| trivial(adjective, dull, simple, poor, base) |
| frivolous(adjective, silly, useless, trivial, empty) |
| inefficacious(adjective, inferior, inadequate, feeble, useless) |
| meaningless(adjective, dull, weak, simple, poor) |
| trifling(adjective, poor, base, value, silly) |
| goofy(adjective, frivolous, dizzy, frothy, flighty) |
| hopeless(adjective, sad, unreasonable, idle, useless) |
| impotent(adjective, weak, inferior, insignificant, inadequate) |
| inefficient(adjective, weak, inferior, inadequate, limited) |
| inane(adjective, dull, simple, value, silly) |
| unimportant(adjective, poor, base, value, inferior) |
| impractical(adjective, stupid, unreasonable, useless, absurd) |
| senseless(adjective, dull, value, silly, stupid) |
| feckless(adjective, weak, value, inferior, insignificant) |
| forlorn(adjective, sad, unhappy, miserable, hopeless) |
| impracticable(adjective, stupid, unreasonable, useless, absurd) |
| inoperative(adjective, weak, stupid, inferior, idle) |
| insignificant(adjective, poor, base, value, stupid) |