Thesaurus

dangerous

adjective

Synonyms and Antonyms of dangerous

  1. 1 involving potential loss or injury the soldiers were specially selected to go on a dangerous mission behind enemy lines Synonyms of dangerous grave, grievous, hazardous, jeopardizing, menacing, parlous, perilous, risky, serious, threatening, unhealthy, unsafe, venturesome Words Related to dangerous dicey, insecure, precarious, treacherous, uncertain; ultrahazardous; chance, haphazard, random; distressing, sickening, unpleasant; ugly, wicked; adverse, bad, baleful, baneful, deleterious, detrimental, evil, harmful, hurtful, ill, inimical, injurious, malignant, nasty, noxious, pernicious, pestilent; deadly, deathly, destructive, dire, fatal, fateful, fell, killer, lethal, mortal, murderous Near Antonyms of dangerous advantageous, beneficial, good; ultrasafe Antonyms of dangerous harmless, innocent, innocuous, nonhazardous, nonthreatening, safe, unthreatening

  2. 2 causing or capable of causing harm the common knowledge that smoking is dangerous to one's health hasn't stopped some people Synonyms of dangerous adverse, bad, baleful, baneful, damaging, harmful, deleterious, detrimental, evil, hurtful, ill, injurious, mischievous, nocuous, noxious, pernicious, prejudicial, wickedWords Related to dangerous hostile, inimical, unfriendly; contagious, deadly, infectious, infective, pestiferous, pestilent, pestilential, poisonous, venomous; insidious, menacing, ominous, sinister, threatening; hazardous, imperiling (or imperilling), jeopardizing, parlous, perilous, risky, unsafe, unsound; nasty, noisome, unhealthful, unhealthy, unwholesome; destructive, fatal, killer, lethal, malignant, ruinousNear Antonyms of dangerous advantageous, beneficial, useful; favorable, good, propitious; curative, healthful, healthy, helpful, palliative, remedial, salubrious, salutary, wholesome; secure, sound; benignant; noncorrosive, nondestructive, nonfatal, noninfectious, nonlethal, nonpoisonous, nonpolluting, nontoxic, nonvenomousAntonyms of dangerous anodyne, benign, harmless, hurtless, innocent, innocuous, inoffensive, safe

Synonym Discussion of dangerous

dangerous, hazardous, precarious, perilous, risky mean bringing or involving the chance of loss or injury. dangerous applies to something that may cause harm or loss unless dealt with carefully.
    • soldiers on a dangerous mission
hazardous implies great and continuous risk of harm or failure.
    • claims that smoking is hazardous to your health
precarious suggests both insecurity and uncertainty.
    • earned a precarious living by gambling
perilous strongly implies the immediacy of danger.
    • perilous mountain roads
risky often applies to a known and accepted danger.
    • shied away from risky investments


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