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. Mark Twain:

   I am opposed to millionaires, but it would be dangerous to offer me the position.

2. Zhang Yinbao:

   I'm very worried that these dangerous chemicals will harm my health, the government has said they won't have a big impact, but we have no way to know for sure.

3. Jesse Sharkey:

   But like think about it, in the past, in Chicago, it's wintertime. In the past, if you've got a blizzard, you've got two options. You can hold the school during the blizzard, right? In which case what? You know that most people aren't going to come. It can be dangerous to get there. It's going to put people at risk or you could cancel school. Those are the only two options you had. Now we have a third option. We could hold school remotely.

4. Jens Stoltenberg:

   President Putin must not win this war because that will not only be a tragedy for Ukrainians, but it will also make the world more dangerous, it will send a message to authoritarian leaders all over the world, also in China, that when they use military force, they get what they want.

5. President Barack Obama:

   I have also listened to the Israeli security establishment, which warned of the danger posed by a nuclear-armed Iran for decades. In fact, they helped develop many of the ideas that ultimately led to this deal, so to friends of Israel, and to the Israeli people, I say this: A nuclear-armed Iran is far more dangerous to Israel, to America and to the world than an Iran that benefits from sanctions relief.