unessential

not needed by the circumstances or to accomplish an end don't pack any unessential items until we're sure we have room for everything we'll actually need Synonyms dispensable, gratuitous, inessential, needless, nonessential, uncalled-for, unnecessary, unwarrantedRelated Words discretionary, elective, optional; extra, extraneous, irrelative, irrelevant, redundant, superfluousNear Antonyms all-important, crucial, important, vital; imperative, pressing, urgentAntonyms essential, indispensable, necessary, needed, needful, required