dangerous

[deyn-jer-uhs, deynj-ruhs] / ˈdeɪn dʒər əs, ˈdeɪndʒ rəs /

ADJECTIVE

hazardous, troubling

Synonyms

STRONGEST

alarming bad critical deadly fatal nasty perilous precarious risky serious terrible threatening treacherous ugly unhealthy unsafe unstable

STRONG

no-go

WEAK

breakneck chancy dangersome delicate dynamite exposed formidable hairy heavy hot impending impregnable insecure jeopardous loaded malignant menacing mortal on collision course parlous portentous pressing queasy serpentine shaky speculative thorny ticklish touch-and-go touchy urgent viperous vulnerable wicked

Antonyms

STRONGEST

OK agreeable certain good great happy harmless healthful healthy honest kind nice pleasant pleasing safe secure stable strong sure trivial true unimportant wholesome wonderful

WEAK

careful guarded unhazardous untroubled

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

What’s particularly dangerous now is the lack of protection for investors.

From MarketWatch • May 19, 2026

It set him on a dangerous crash course with Beijing.

From The Wall Street Journal • May 19, 2026

Sulaman: "That's a clear red card for Kai Havertz, studs right behind the heel and very dangerous play."

From BBC • May 18, 2026

"From conflicts to economic crises to climate change and aid cuts, we live in difficult, dangerous and divisive times."

From Barron's • May 18, 2026

“I was mad that it killed people. I was mad that it was so ugly and dirty … I was mad at how dangerous it was.”

From "Mountain of Fire" by Rebecca E. F. Barone

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