Synonyms and Antonyms of critical
1 given to making or expressing unfavorable judgments about things <adults tend to be critical of teenagers' taste in music and movies> Synonyms captious, carping, caviling (or cavilling), faultfinding, hypercritical, judgmental, overcritical, rejective Related Words discerning, discriminating, judicious; demanding, exacting, fastidious, finical, finicky, fussy, nitpicky, particular, picky; pettifogging, quibbling; harsh, merciless, uncharitable, unforgiving Near Antonyms undiscriminating; undemanding, unfussy; charitable, forgiving Antonyms uncritical
2 needing immediate attention <this problem isn't critical, so we can go home now and tend to it in the morning> Synonyms burning, clamant, compelling, acute, crying, dire, emergent, exigent, imperative, imperious, importunate, instant, necessitous, pressing, urgentRelated Words demanding, extreme, immediate, insistent, intense, overriding; crucial, desperate, grave, life-and-death (also life-or-death), serious, severe, vital; dangerous, explosive, hazardous, perilous, precarious, unstableNear Antonyms incidental, low-pressure, minor, negligible, trivial, unimportant; nonthreatening, safe, stableAntonyms noncritical, nonurgent
3 of the greatest possible importance <this is the critical exam that will largely determine your college career> Synonyms crucial, key, pivotal, vitalRelated Words decisive, life-and-death (also life-or-death), weighty; basic, elementary, fundamental; essential, indispensable, necessary, requisite; pressing, urgentNear Antonyms inconsequential, insignificant, minor, trivial, unimportant
4 impossible to do without <critical information for an informed medical diagnosis> Synonyms all-important, essential, imperative, indispensable, integral, must-have, necessary, necessitous, needed, needful, required, requisite, vitalRelated Words prerequisite; compulsory, mandatory, nonelective, obligatory; consequential, crucial, important, major, material, meaningful, momentous, significant, substantial, weighty; basic, central, fundamental, key, organic; insistent, persistent, pressing, urgentNear Antonyms undesired, unwanted; inconsequential, insignificant, unimportant; excess, external, extra, extraneous, superfluous, surplusAntonyms dispensable, inessential, needless, nonessential, unessential, unnecessary, unneeded
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