Definitions

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.

However, your DIP financial settlement - which I was first given in full on Monday afternoon this week-falls well short of what is required for defence and the country at this dangerous time.

From BBC • Jun. 11, 2026

In his letter, Healey said he was first given full sight of the DIP on Monday, revealing that it "falls well short of what is required for defence and the country at this dangerous time".

From Barron's • Jun. 11, 2026

Here’s the uncomfortable truth about risk: It disappears from view exactly when it’s most dangerous.

From MarketWatch • Jun. 11, 2026

Others in AI research said that Anthropic, by admitting it was silently interfering with the model to make it less useful, was setting a dangerous precedent.

From The Wall Street Journal • Jun. 11, 2026

“Not as dangerous as a man with only one good hand and arm.”

From "Will’s Race for Home" by Jewell Parker Rhodes

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