Từ trái nghĩa của unnecessary

Từ đồng nghĩa: excess, needless, superfluous, uncalled-for, unessential,

Từ trái nghĩa: necessary,

necessary essential needed required compulsory indispensable obligatory basic crucial vital integral paramount requisite compulsatory fundamental important useful appropriate core necessitous recommended exigent key needful rudimentary critical demanded elementary imperative cardinal compelling consequential valuable prerequisite desired pivotal urgent worthwhile incumbent mandatory significant all important all-important called for de rigueur high-priority must-have vitally important of great consequence of the utmost importance central major intrinsic inherent innate weighty big meaningful momentous substantial eventful unfrivolous material acute reasonable pre-eminent of the essence quintessential irreplaceable burning designed wanted careful durable principal pressing beneficial grounded loved planned substantive normal life-and-death main common serious relevant worthy grave usual commonplace helpful

moderate modest reasonable sensible judicious restrained temperate adequate enough sufficient fair common inconsiderable mediocre mild normal decent rational limited measured indifferent relative ordinary workaday average inconsequential non-excessive low middling conservative realistic prudent economical reasoned median middle sober down-to-earth rightful warranted inhibited cheap logical ok enough

inevitable expected predictable unavoidable certain foreseeable unescapable inexorable preordained usual impreventable predestined unalterable determined predetermined fated mandatory prescribed decided guaranteed ineluctable impending inescapable unfailing destined natural fateful undeniable unpreventable foreordained imminent ineludible inevasible irrevocable obligatory bound to happen certain to happen sure to happen to be anticipated to be expected necessary unstoppable needed

necessary essential indispensable justifiable needed needful required provoked relevant well-founded called-for costly deserved expensive grounded justified proven reasonable warranted excusable appropriate just fair unprejudiced sensible

appropriate due proper fitting justified middling moderate modest necessary reasonable suitable temperate decent fair good just moral sensible unprejudiced warranted legal ethical honest authorized right authorised acceptable legitimate rightful civilized sophisticated cultured kind nice refined civilised lawful honourable uncorrupt blessed noble honorable realistic low plain justifiable practical cheap pragmatic economical

meaningful decided deliberate determined planned purposeful significant useful

understated belittled minimised minimized moderated underdone underplayed played down

material applicable apposite apropos germane pertinent pointed relative relevant appropriate basic essential important integral national native necessary needed substantial meaningful significant worthwhile valuable useful suitable fit related crucial apt correlated correct right connected solid real requisite consequential proper admissible applicatory suited compatible salient valid befitting fitting ad rem

meaningful deep serious philosophical profound relevant thoughtful purposeful reflective sensible sententious weighty discerning important insightful perceptive percipient rational material

earnest serious serious-minded sober unfrivolous deep

unnecessary evil unnecessity unneeded unnegotiable unneighborliness unneighborly unnecessariness unnecessarily unnavigable unnatural surroundings unnatural rights unnatural of