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, it stressed custody "will always remain essential for the most dangerous offenders".

From BBC • May 18, 2026

It is to make sure dangerous capabilities are identified, managed and constrained before they cause systemic harm.

From The Wall Street Journal • 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

Even The Atlantic chipped in, calling it a dangerous precedent.

From Salon • May 18, 2026

Tansy’s eyes closed to a pair of dangerous slits.

From "The Teacher’s Funeral" by Richard Peck

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