| unnecessary(adjective, useless, extra, able, petty) |
| unessential(adjective, extra, surplus, unnecessary, necessary) |
| superfluous(adjective, spare, extreme, unimportant, able) |
| unneeded(adjective, spare, extreme, useless, extra) |
| needless(adjective, useless, extra, able, unnecessary) |
| expendable(adjective, spare, extreme, useless, extra) |
| inessential(adjective, spare, extreme, useless, extra) |
| non-essential |
| disposable(adjective, unimportant, excess, able, unnecessary) |
| nonessential(adjective, important, useless, extra, able) |
| redundant(adjective, spare, extreme, casual, useless) |
| useless(adjective, spare, extra, able, unnecessary) |
| gratuitous(adjective, spare, extreme, useless, extra) |
| insignificant(adjective, extra, petty, unnecessary) |
| supererogatory(adjective, spare, extreme, extra, surplus) |
| uncalled-for(adjective, spare, extreme, useless, extra) |
| unimportant(adjective, extra, able, petty, unnecessary) |
| excessive(adjective, spare, useless, extra, able) |
| unrequired(adjective, useless, extra, able, unnecessary) |
| excess(adjective, spare, extreme, useless, extra) |