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Thesaurus

deadly

adjective

Synonyms and Antonyms of deadly

  1. 1 likely to cause or capable of causing death <the doctors were alarmed about the outbreak of the deadly new virus> Synonyms baleful, deathly, fatal, fell, killer, lethal, mortal, murderous, pestilent, terminal, vital Related Words baneful, deleterious, destructive, harmful, injurious, noxious, pernicious, truculent; infectious, infective, pestilential, poisonous, sublethal, toxic, virulent; dangerous, grave, grievous, hazardous, jeopardizing, menacing, parlous, perilous, risky, serious, threatening, ugly, unhealthy, unsound; bloody, internecine, sanguinary, sanguine Near Antonyms beneficial, restorative, salubrious, salutary; alleviative, corrective, curative, remedial, tonic; advantageous, beneficial, useful; nonpoisonous, nontoxic, safe Antonyms healthful, healthy, nonfatal, nonlethal, wholesome

  2. 2 having no exceptions or restrictions <the deadly tedium of waiting for the fog to lift> Synonyms all-out, arrant, blank, blooming [chiefly British], bodacious [Southern & Midland], categorical (also categoric), clean, complete, consummate, cotton-picking, crashing, damn, damned, dead, absolute, definite, downright, dreadful, fair, flat, flat-out, out-and-out, outright, perfect, plumb, profound, pure, rank, regular, sheer, simple, stark, stone, straight-out, thorough, thoroughgoing, total, unadulterated, unalloyed, unconditional, unmitigated, unqualified, utter, veryRelated Words authentic, classic, genuine, real, veritable; constant, endless, eternal, perpetual, undying, unremitting; extreme, unrestricted; confirmed, habitual, hopeless, inveterate; extraordinary, frightful, horrible, huge, main, superlative, supreme, surpassing, terrible, terrificNear Antonyms doubtful, dubious, equivocal, qualified, questionable, restricted, uncertain

  3. 3 of, relating to, or suggestive of death <a deadly pallor spread across her face as the tragic news gradually sank in> Synonyms dead, deathly, mortal, mortuaryRelated Words cadaverous; ghostlike, ghostly, phantom, spectral; inactive, inert, inoperative, lifeless, quiescent, still; macabre; baleful, fatal, fateful, fell, killer, lethal, murderous, pestilentNear Antonyms active, alive, animate, breathing, live, living; animated, bouncing, brisk, energetic, frisky, gay, jaunty, jazzy, lively, peppy, perky, pert, racy, snappy, spanking, sparky, spirited, sprightful, sprightly, springy, vigorous, vital, vivacious, zippy; able-bodied, chipper, fit, hale, healthy, hearty, robust, sound, well, whole, wholesome




deadly

adverb

Synonyms and Antonyms of deadly




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