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fatal

adjective

Synonyms and Antonyms of fatal

1 bringing about ruin or misfortune

  • I made the fatal mistake of sharing my secret with the officeʼs biggest blabbermouth
Synonyms of fatal

calamitous, cataclysmal (or cataclysmic), catastrophic, damning, destructive, disastrous, fateful, ruinous, unfortunate
Words Related to fatal

apocalyptic (also apocalyptical)

hapless, ill-fated, ill-starred, luckless

adverse, baleful, baneful, damaging, deleterious, detrimental, evil, harmful, hurtful, ill, injurious, noxious, pernicious, prejudicial
Near Antonyms of fatal

fluky (also flukey), fortuitous, fortunate, happy, lucky, providential

auspicious, bright, encouraging, fair, golden, heartening, hopeful, optimistic, promising, propitious, rose-colored, rosy, upbeat

2 likely to cause or capable of causing death

  • that snakeʼs venom is fatal unless the victim is given the antidote almost immediately
Synonyms of fatal

baleful, deadly, deathly, fell, killer, lethal, mortal, murderous, pestilent, terminal, vital
Words Related to fatal

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 of fatal

beneficial, restorative, salubrious, salutary

alleviative, corrective, curative, remedial, tonic

advantageous, beneficial, useful

nonpoisonous, nontoxic, safe
Antonyms of fatal

healthful, healthy, nonfatal, nonlethal, wholesome

Synonym Discussion of fatal

deadly, mortal, fatal, lethal mean causing or capable of causing death. deadly applies to an established or very likely cause of death.
    • a deadly disease
mortal implies that death has occurred or is inevitable.
    • a mortal wound
fatal stresses the inevitability of what has in fact resulted in death or destruction.
    • fatal consequences
lethal applies to something that is bound to cause death or exists for the destruction of life.
    • lethal gas

Learn More about fatal

  1. See words that rhyme with fatal Dictionary: Definition of fatal Medical Dictionary: Definition of fatal Spanish Central: Translation of fatal Nglish: Translation of fatal for Spanish speakers Britannica English: Translation of fatal for Arabic speakers

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