adj. 25B6; adjective UNNEEDED, inessential, not required, uncalled for, useless, unwarranted, unwanted, undesired, dispensable, unimportant, optional, extraneous, expendable, disposable, redundant, pointless, purposeless.
essential.
UNNECESSARY
Meaning of UNNECESSARY in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012