unrequired (adjective) unrequired: unnecessary
Sinonime: accidental,
additional, avoidable, beside the point,
casual, causeless,
chance, dispensable,
excess,
exorbitant,
expendable,
extraneous,
extrinsic,
fortuitous,
futile,
gratuitous,
haphazard, inessential,
irrelevant,
lavish,
needless, noncompulsory, nonessential, optional,
prodigal,
profuse,
random,
redundant, supererogatory,
superfluous,
surplus, uncalled-for, uncritical,
undesirable, unessential, unneeded,
useless,
wanton,
worthless