Synonyms of unnecessary in English:


See US English definition of unnecessary

See UK English definition of unnecessary

See Spanish definition of innecesario


1‘many people feel that holiday insurance is unnecessary for travel in Britain’

unneeded, needless, inessential, non-essential, not required, uncalled for, gratuitous, useless, unmerited, unwarranted, unwanted, undesired, dispensable, avoidable, peripheral, cosmetic, unimportant, trivial, incidental, optional, extraneous, expendable, disposable, redundant, pointless, purposeless, to no purpose, to no avail
wasted, wasteful, wanton
superfluous, excess, excessive, too much, disproportionate, surplus, surplus to requirements
de trop
rare supererogatory

necessary, essential, useful