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Definitions

treacherous

[trech-er-uhs] / ˈtrɛtʃ ər əs /




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.

"Whiteout conditions are expected and will make travel treacherous and potentially life-threatening," the NWS said.

From BBC • Mar. 16, 2026

He has investigated the agendas of powerful fossil fuel billionaires, delved into epic feuds pitting some of the world's largest energy companies against each other, and revealed how drillers navigate a treacherous political landscape.

From The Wall Street Journal • Mar. 2, 2026

A 70-year-old man died Tuesday after falling from a cliff along California’s treacherous Devil’s Slide, an oceanside stretch in Pacifica known for steep terrain that has led to several fatal accidents.

From Los Angeles Times • Feb. 25, 2026

Six have been accounted for, but mountain rescue teams battling treacherous conditions were still trying to reach them while also looking for the others, as snow continued to fall and daylight faded.

From Barron's • Feb. 18, 2026

When I wake in the morning alone in my bedroom at Miss Preston’s, groggy and with memories of the treacherous Rachel scratching at my brain, I’m in an even worse mood.

From "Dread Nation" by Justina Ireland




Vocabulary lists containing treacherous