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

“If anyone asks: What is the most dangerous thing that could happen to Iran and the region?” he said.

From The Wall Street Journal • Apr. 15, 2026

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

From Science Daily • Apr. 14, 2026

Miller, of Gayton Road, had gone on trial in April 2025 after denying causing death by dangerous driving, but that trial was halted after lawyers said more time was needed.

From BBC • Apr. 14, 2026

“What?” asked the miller, his voice soft and dangerous.

From "Rump: The (Fairly) True Story of Rumpelstilskin" by Liesl Shurtliff

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