| random(adjective, insignificant, irregular, empty, senseless) |
| scrap(adjective, weak, stupid, idle, incompetent) |
| senseless(adjective, value, insignificant, unimportant, irregular) |
| stupid(adjective, weak, idle, useless, incompetent) |
| trifling(adjective, value, insignificant, unimportant, empty) |
| trivial(adjective, value, insignificant, unimportant, empty) |
| unavailable(adjective, weak, stupid, idle, useless) |
| unavailing(adjective, weak, stupid, idle, useless) |
| uncalled for(expression, adjective, awkward, insignificant, irregular) |
| unconscious |
| undesigned |
| undevised |
| undirected(adjective, awkward, insignificant, irregular, useless) |
| unfunctional(adjective, weak, stupid, idle, incompetent) |
| unguarded |
| unhelpful(adjective, awkward, insignificant, irregular, useless) |
| unimportant(adjective, value, insignificant, empty, hollow) |
| unintentional |
| unmeaning(adjective, value, insignificant, unimportant, empty) |
| unnecessary(adjective, irregular, wanton, vacuous) |