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.

The most dangerous band in Los Angeles has played a few dozen shows in its career.

From Los Angeles Times • Apr. 15, 2026

And many American doctors initially opposed the procedure as dangerous, medically unproven, and expensive because of physicians’ often-hefty fees and the cost of maintaining facilities for quarantining people temporarily after they were inoculated.

From The Wall Street Journal • Apr. 14, 2026

"The potentially dangerous harvester ants even permit the visitors to groom between their open jaws."

From Science Daily • Apr. 14, 2026

He said she knew the bike was in a dangerous condition and that he "should not have been on the road at all".

From BBC • Apr. 14, 2026

It sounds dangerous and frightening, not beautiful like a tropical fish.

From "South of Somewhere" by Kalena Miller

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