Synonyms for dangerous
ˈdeɪn dʒər əs, ˈdeɪndʒ rəsdan·ger·ous

WiktionaryRate these synonyms:2.6 / 9 votes

1. dangerousadjective

   Full of danger.

   Antonyms:
   safe

English Synonyms and AntonymsRate these synonyms:3.8 / 5 votes

1. dangerous

   That which is formidable is worthy of fear if encountered or opposed; as, a formidable array of troops, or of evidence. Formidable is a word of more dignity than dangerous, and suggests more calm and collected power than terrible; formidable is less overwhelming than tremendous. A loaded gun is dangerous; a park of artillery is formidable; a charge of cavalry is terrible; the full shock of great armies is tremendous. A dangerous man is likely to do mischief, and needs watching; a formidable man may not be dangerous if not attacked; an enraged maniac is terrible; the force of ocean waves in a storm, and the silent pressure in the ocean depths, are tremendous.

   Synonyms:
   formidable, redoubted, terrible, tremendous

   Antonyms:
   contemptible, despicable, feeble, harmless, helpless, powerless, weak

   Preposition:
   Formidable by or in numbers; in strength; formidable to the enemy.

Princeton's WordNetRate these synonyms:4.7 / 3 votes

1. dangerous, unsafeadjective

   involving or causing danger or risk; liable to hurt or harm

   "a dangerous criminal"; "a dangerous bridge"; "unemployment reached dangerous proportions"

   Synonyms:
   serious, insecure, severe, unsafe, life-threatening, grievous, grave

   Antonyms:
   safe and sound, risk-free, fail-safe, off the hook(p), unhazardous, noncritical, unhurt, safe, riskless, noncrucial

2. dangerous, grave, grievous, serious, severe, life-threateningadjective

   causing fear or anxiety by threatening great harm

   "a dangerous operation"; "a grave situation"; "a grave illness"; "grievous bodily harm"; "a serious wound"; "a serious turn of events"; "a severe case of pneumonia"; "a life-threatening disease"

   Synonyms:
   severe, sober, serious, wicked, stark, unsafe, terrible, hard, spartan, stern, heavy, unplayful, weighty, monstrous, grave, good, grievous, atrocious, sedate, flagitious, life-threatening, knockout, austere, heartbreaking, heartrending, solemn

   Antonyms:
   risk-free, unhurt, safe and sound, safe, noncrucial, off the hook(p), noncritical, fail-safe, unhazardous, riskless

Editors ContributionRate these synonyms:2.0 / 4 votes

1. against the fear

   Submitted by anonymous on May 24, 2020  

2. high risk

   could end badly

   the investor took a high risk investment opportunity and lost all the money.

   Submitted by rinat on August 26, 2019  

3. oregon trail

   able or likely to cause harm or injury

   "that snake is very dangerous;don't let him persuade you!"

   Submitted by rinat on August 14, 2019  

Dictionary of English SynonymesRate these synonyms:4.0 / 2 votes

1. dangerousadjective

   Synonyms:
   perilous, hazardous, unsafe, RISKY, full of risk

Synonyms, Antonyms & Associated WordsRate these synonyms:5.0 / 1 vote

1. dangerousadjective

   Synonyms:
   perilous, hazardous, risky, unsafe, critical, parlous, imminent

   Antonyms:
   safe

PPDB, the paraphrase databaseRate these paraphrases:5.0 / 1 vote

1. List of paraphrases for "dangerous":

   hazardous, unsafe, perilous, harmful, risky, danger, serious, dangers, risk, hazard, grave, dangereuses, treacherous, hazards, risks, precarious

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How to use dangerous in a sentence?

1. Snohomish County Sheriff Ty Trenary:

   They are armed and dangerous and the public should absolutely be worried.

2. André Breton:

   There is nothing with which it is so dangerous to take liberties as liberty itself.

3. Hanka Fogelman:

   The driver knew that he was aggressive said not to talk to him, [He said] hes aggressive. Hes a little dangerous.

4. Rabia Muqaddam:

   Aside from the fact that there are so many of them is that they all conflict, all of the laws have inconsistent definitions, which is where a lot of the confusion comes from for health care providers. What’s most dangerous for patients is the fact that the definitions of medical emergency and life-preserving abortions is unclear and inconsistent.

5. Vanita Gupta:

   The daily hits to due process are real and it is dangerous for any of us to accept this as normal.