Dangerous Synonyms and Antonyms

dān'jər-əs

Synonyms for Dangerous

Risky; dangerous; perilous

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Characterized by unforeseen or hidden hazards; dangerous or deceptive:

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Involving risk; hazardous; dangerous

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Not safe; dangerous.

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Full of or involving peril; dangerous or risky.

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The definition of insecure is having a lack of confidence, or exposed to danger or risk.

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Fraught with danger or harm:

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Causing suffering; hard to bear; severe

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out-of-the-frying-pan-and-into-the-fire

Involving an active threat

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Making or implying threats:

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Dire, terrible, appalling.

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Marked by jeopardy; dangerous or perilous

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Relating to criticism or careful analysis, such as literary or film criticism.

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The definition of serious is showing deep thought, not joking, or a situation that requires careful thought.

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Of a person, having a lot of hair on the body.

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Very harmful; destructive

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full of risk

Not safe

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(Scot.) Bringing good luck

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Unsparing, harsh, or strict, as in treatment of others:

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Characterized by speculation; based on guessing or unfounded opinions.

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Mean; malicious; ill-humored

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The definition of imminent is something that is likely to happen very soon.

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fraught with danger

Not safe

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Difficult to undertake, surmount, or defeat:

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Bold; willing to take risks; adventurous.

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Very risky

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Based on uncertain, unwarranted, or unproved premises:

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(Figuratively) Not easily impressed or affected; hard; unfeeling; obdurate; as, a rocky bosom.

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Fatally vulnerable; vital.

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Intended for use with fragile items.

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life-threatening

Used to describe something that endangers the continued life of the subject.

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(Slang) Easily driven to anger, usually with reference to a person.

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The definition of menacing is someone or something that is threatening or that suggests danger.

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Approaching; drawing near; about to happen

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Venturesome.

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Changeable; inconstant; wavering

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The definition of malignant is something evil or intending harm, a tumor that is spreading, or a disease that is invasive.

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Likely to cause an accident:

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(Of a person) Inclined to adventure; willing to incur risks; prone to embark in hazardous enterprise; rashly daring.

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involving risk

Not safe

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causing danger

Not safe

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Very sensitive or easily upset; touchy

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Not dependable or reliable; questionable

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Impossible to capture or enter by force:

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Not safe, firm, or solid; insecure

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Not protected; open to assault, injury, damage, or theft.

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Causing apprehension, fear or alarm; frightening

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on a collision course

Involving an active threat

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Without shelter; exposed.

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Easily hurt, as by adverse criticism; sensitive

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Not safe

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Ponderous or pompous; self-important

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Having many thorns or abounding in thorn-covered vegetation:

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The definition of fatal is something that causes death or that leads to failure or disaster.

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Not trustworthy; elusive or tricky:

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Liable to collapse or break down because weak or unsteady

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Of uncertain, risky outcome.

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Repulsive or offensive; objectionable:

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Extremely formidable:

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Having arms (limbs) of a specified kind

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Uncertain, risky, or precarious

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Not suitable or fitting.

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(Slang) Very good or impressive. Often used in the negative:

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Antonyms for Dangerous

Free from danger or injury; undamaged or unhurt:

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Reliable; dependable:

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Having or showing no doubt; positive; confident

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unhazardous

Not hazardous.

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Not guilty of a specific crime or offense; legally blameless:

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Kept from escape or trouble; held in check; supervised

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Providing assistance; useful.

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Not disturbed or distracted.

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(Law) For one's own benefit

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The definition of careful is someone or something that works or thinks in a cautious, thorough or thoughtful way.

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Words Related to Dangerous

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Specifically, giving indication of a coming ill; being an evil omen; threatening; portentous; inauspicious.

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Subject to change; variable:

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In danger, at risk, said of something where there is a strong possibility something bad will happen to it (for example, a species in danger of going extinct)

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Giving safety; reducing danger or harm

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Causing or marked by danger or pain, for example

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Find another word for dangerous. In this page you can discover 92 synonyms, antonyms, idiomatic expressions, and related words for dangerous, like: hazardous, treacherous, risky, unsafe, perilous, insecure, grave, lethal, grievous, out-of-the-frying-pan-and-into-the-fire and threatening.