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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.

A helpful map of the globe points out notoriously treacherous waters, including those off the southern tip of South America, where countless sailors have perished in the turbulent seas around Cape Horn.

From The Wall Street Journal • May 22, 2026

In retrospect, its uncompromising litmus tests and chilly demeanor were real weaknesses, creating a pervading fear that any false step could expel one from good graces, and that a return trip was always, always treacherous.

From Slate • Apr. 13, 2026

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

From BBC • Mar. 16, 2026

“Sharply reduced visibility will make travel extremely treacherous across these areas.”

From Barron's • Feb. 22, 2026

Three spiral lighthouses took shape along the rocky coast, warning sailors away from the treacherous cliffs and quick riptides of Deliene’s coastline.

From "The Reader" by Traci Chee




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